50 = 2x + 12
Solve step by step.

Answers

Answer 1

Answer:

x=19

Step-by-step explanation:

subtract 12 from each side: 50-12=2x+12-12

38=2x

divide by 2

38/2=2x/2

19=x

Answer 2

Answer:

x=19

Step-by-step explanation:

50=2x+12

50-12=2x+12-12

38=2x

38/2=2x/2

x=19


Related Questions

what's the surface area of a cylinder with radius 3 feet and height 4 feet?

Answers

Answer: The answer is 226.2 feet.

Step-by-step explanation: The formula to find the total surface area of a cylinder is 2\(\pi\) x radius squared x height. If you use the formula you will get 226.19 feet as your answer and I rounded that to 226.2 feet.


UR MOM

As per Dolan which statement is not correct about the 6M framework
D. It's a common mistake to consider media vehicles before "market" ©
A. "mission" means "what are the specific points to be communicated"
B. © "money" means "how much will be spent in the effort"
C. O "market" is the first step

Answers

According to Dolan's 6M framework, the incorrect statement is D. "It's a common mistake to consider media vehicles before 'market'." The other statements, A, B, and C, accurately represent the meaning of the framework.

The 6M framework includes mission, market, money, media, mechanics, and methodology, which are essential elements to consider in strategic marketing planning.

D. The statement that considering media vehicles before "market" is a common mistake is not correct according to Dolan's 6M framework. In the framework, "market" is the first step, indicating the need to understand the target market, its characteristics, needs, and preferences before determining the appropriate media vehicles. It is essential to have a clear understanding of the market and its dynamics to effectively allocate resources and develop an appropriate media strategy.

A. The statement that "mission" means "what are the specific points to be communicated" is correct. In the 6M framework, the mission refers to the specific objectives or goals of the marketing effort, including the key messages or points to be communicated to the target audience.

B. The statement that "money" means "how much will be spent in the effort" is also correct. "Money" in the 6M framework refers to the financial aspect of the marketing plan, including the budget allocation and resource planning for the marketing activities.

C. The statement that "market" is the first step is accurate. Understanding the market, including the target audience, their demographics, behaviors, and needs, is crucial in developing an effective marketing strategy. Identifying the market segment and defining the target market is a foundational step in the marketing planning process.

In conclusion, according to Dolan's 6M framework, the correct statement is that it is a common mistake to consider media vehicles before understanding the market. The other statements regarding the meanings of "mission," "money," and the importance of the "market" as the first step align with the framework.

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6. What is the length of side AB?

6. What is the length of side AB?

Answers

AB =

BC = 2x

T.P. =>

4x² = x² + 6²

3x² = 36

x² = 12

=> x = 2sqrt3

What is simple linear regression? Give an intuitive definition and illustrate with a graph. Label residuals and explain how they are used in the construction of the regression line.

Answers

Simple linear regression is a statistical technique used to model the relationship between two variables by fitting a straight line to the data. It provides a way to predict or estimate the value of one variable (dependent variable) based on the value of another variable (independent variable).

In simple linear regression, the relationship between the independent variable (x) and the dependent variable (y) is represented by a straight line. The goal is to find the best-fitting line that minimizes the differences between the observed values of the dependent variable and the predicted values from the regression line.

A graph illustrating simple linear regression includes the scatterplot of the data points, the regression line, and the residuals. The scatterplot shows the individual data points with the independent variable on the x-axis and the dependent variable on the y-axis. The regression line is the line that best fits the data, minimizing the sum of the squared residuals.

Residuals are the vertical distances between the observed data points and the regression line. They represent the differences or errors between the actual values and the predicted values. By examining the residuals, we can assess how well the regression line fits the data. If the residuals are randomly scattered around zero, it suggests that the linear regression model is appropriate. If there is a pattern or systematic deviation in the residuals, it indicates that the model may not be capturing the underlying relationship accurately.

The regression line is constructed by minimizing the sum of the squared residuals, which is known as the least squares method. This ensures that the line represents the best linear approximation of the relationship between the variables.

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sec(pi/2 -x) =csc x true or false

Answers

Answer:

true

Step-by-step explanation:

if you rewrite \(sec\left(\frac{\pi }{2}\:-x\right)\) with trigonometric identities:

\(sec\left(\frac{\pi }{2}\:-x\right)\)    \(=\frac{1}{\sin \left(x\right)}\)

\(\frac{1}{\sin \left(x\right)}\)  \(=\csc \left(x\right)\)

so, yes,  \(sec\left(\frac{\pi }{2}\:-x\right)\)  \(=\csc \left(x\right)\)

hope this helps!!

Circumference of a circle is 14 pi what is the area in square inches express your answer in terms of pie

Answers

Answer: 49π inches²

Step-by-step explanation:

The formula for the circumference of a circle = 2πr

Since the circumference is 14π, we have to find the radius in order to solve the area.

2πr = 14π

r = 14π/2π

r = 7

Since area = πr²

= π × 7 × 7

= 49π inches²

Consider the function: f(x) = and the integral ₁-dx (Give answers with 6 decimal places) 1.) Use the Error Bound formulas to find the maximum possible error (i.e. an upper bound for the T error) in approximating ₁1dx with n = 50 and using the Trapezoidal rule. |ET|≤ [Select] 2.) Use the Error Boun formulas to find the maximum possible error in approximating Sdx with n = 10 using the Simpson's rule. | ES | ≤ [Select] 3.) Using your answers to part (i) and (ii), the number of partitions needed to approximate ₁dx correct to 2 decimal places is approximately: n = [Select] with the Trapezoidal rule, [Select] with the Simpson's and n = rule.

Answers

To find the maximum possible error in approximating the integrals using the Trapezoidal rule and Simpson's rule, we can use the error-bound formulas. The error-bound formulas for the Trapezoidal rule and Simpson's rule are as follows:

For the Trapezoidal rule:

\(|ET| ≤ ((b - a)^3 / (12 * n^2)) * max|f''(x)|,\)where a and b are the limits of integration, n is the number of partitions, and\(f''(x)\) is the second derivative of the function.

For Simpson's rule:

\(|ES| ≤ ((b - a)^5 / (180 * n^4)) * max|f''''(x)|,\) where a and b are the limits of integration, n is the number of partitions, and \(f''''(x)\) is the fourth derivative of the function.

Now let's calculate the maximum possible errors and determine the number of partitions needed to approximate the integrals correctly to 2 decimal places.

1. Trapezoidal Rule:

Using n = 50:

\(|ET| ≤ ((1 - (-1))^3 / (12 * 50^2)) * max|f''(x)|\)

2. Simpson's Rule:

Using n = 10:

\(|ES| ≤ ((1 - (-1))^5 / (180 * 10^4)) * max|f''''(x)|\)

3. Number of partitions needed for accuracy to 2 decimal places:

To determine the number of partitions needed, we compare the error bounds to the desired accuracy of 0.01. We increase the number of partitions until the error bound is smaller than the desired accuracy.

Please provide the specific function f(x) and its derivatives so that we can calculate the maximum possible errors and determine the number of partitions needed accurately.

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(x−3)^2+2=8 quadratic

Answers

Answer:

x = 3 ± √6.

or 0.55, 5.45 to the nearest hundredth.

Step-by-step explanation:

(x−3)^2+2=8    

(x - 3)^2  = 8 - 2 = 6

(x - 3)^2 = 6

Taking square roots of both sides:

x - 3 = +/- √6

x = 3 ± √6.

Answer:

Given quadratic equation:-

⇢ \(\rm{(x - 3) 2 + 2 = 8}\)

Simplifying the given equation:-

1) Simplify both sides of the equation.

⇢ \(\rm{x^{2} - 6x + 11 = 8}\)

2) Subtract (8) from both sides, we get:

⇢ \(\rm{x^{2} - 6x + 11 - 8 = 8 - 8}\)

⇢ \(\rm{x^{2} - 6x + 3 = 0}\)

3) In the equation: (a = 1), (b = -6), (c = 3):

⇢ \(\rm{1x^{2} + - 6x + 3 = 0}\)

4) Use quadratic formula:

⇢ \(\rm{x = \dfrac{-b \pm \sqrt{b^{2} - 4ac}}{2a}}\)

⇢ \(\rm{x = \dfrac{-(-6) \pm\sqrt{(-6)^{2} - 4 (1) (3)}}{2 \times 1}}\)

⇢ \(\rm{x = \dfrac{6 \pm \sqrt{4}}{2}}\)

⇢ \({\boxed{\rm{x = 3 \pm \sqrt{6}}}}\)

use the definition of taylor series to find the taylor series (centered at c) for the function. f (x)=6/x^1 c=1
[infinity]
f(x) =Σ
n=0

Answers

Answer:

\(f(x)=\displaystyle \frac{6}{x}=\sum^\infty_{n=0}6(-1)^n(x-1)^n\)

Step-by-step explanation:

Recall the formula for Taylor Series:

\(\displaystyle f(x)=f(c)+f'(c)(x-c)+\frac{f''(c)(x-c)^2}{2!}+\frac{f'''(c)(x-c)^3}{3!}+...+\frac{f^n(c)(x-c)^n}{n!}=\sum^\infty_{n=0}\frac{f^n(c)}{n!}(x-c)^n\)

Determine the derivative function fⁿ(c):

\(\displaystyle f(c)=\frac{6}{c}=\frac{6}{1}=6\\ \\f'(c)=-\frac{6}{c^2}=-\frac{6}{1^2}=-6\\ \\f''(c)=\frac{12}{c^3}=\frac{12}{1^3}=12\\\\f'''(c)=-\frac{36}{x^4}=-\frac{36}{1^4}=-36\\\\....\\\\f^n(c)=6(-1)^{n}n!\)

Therefore, the infinite series can be written as:

\(\displaystyle f(x)=\frac{6}{x}=\sum^\infty_{n=0}\frac{6(-1)^nn!}{n!}(x-1)^n=\sum^\infty_{n=0}6(-1)^n(x-1)^n\)

Carmen likes to ski. The ski resort where she goes to ski got 3.2 feet of snow during a 5 day period. The average daily snowfall for a given number of days is the quotient of the total amount of snow and the number of days. Estimate the average daily snowfall.

Answers

Answer:

0.64 feet or 7.68 inches of snow on average over the 5 days.

Step-by-step explanation:

3.2/5

0.64ft

7.68in.

help me pls, thanks!

help me pls, thanks!

Answers

r= diameter/2
r=7/2
r=3.5
A= 3.14x(3.5)^2
A=38.465
Circumference =2x3.14x3.5
=21.98

Janet had 20 dollars to spend on 3 gifts. She spent 11 7/10 dollars on gift A and 4 2/5 dollars on gift B. How much money did she have left for gift C?

Answers

3 dollars and 80 cents left

Select the point that satisfies y<_x2 - 4x + 2.
A, 5,5
B. 4,4
C. 2,2
D. 1,1

Answers

Answer:

A 5,5

Step-by-step explanation:

5 <_ 25 - 20 +2

5 <_ 7

hope this helps

I need help on this one. Whoever gets this one right is brainlist

I need help on this one. Whoever gets this one right is brainlist

Answers

Answer:

All of them are real numbers

Step-by-step explanation:

They are all considered real numbers it is a trick question. have a great day :)

one of the rows in the table has an error and does not have the same ratio as the other rows

Answers

Row 3 should show 7 feet is equivalent to 84 inches

Please help me!!! I need soooo much help

Please help me!!! I need soooo much help

Answers

Answer: option 3

Step-by-step explanation:

carson flips over the cards of a standard 52-card deck one at a time. what is the probability that he flips over the ace of spades before any face card (jack, queen or king)?

Answers

The probability that the ace of spades will be revealed before any face card (the jack, queen, or king) is 0.0769.

What in mathematics is probability?

Probability refers to potential.This branch of mathematics deals with the occurrence of a random event. The value's range is 0 to 1. Probability has been applied into mathematics to predict the likelihood of different events.

The likelihood is based on the range of potential outcomes. the total number of possible outcomes. As an illustration, since there is only one way to get a head and a total of two possible results, the likelihood of flipping a coin and getting heads is one in two. a tail or a head.

According to given data;

Let's look at the first few probabilities; we're going to do this in reverse order, in order to find a pattern:

P(O,O,O,AS)=39/52)*(38/51)*(37/50)*(1/49)

                  =(39*38*37/3!)/(52*51*50/3!)*1/49

P(O,O,AS)=(39/3)(52/3)×1/49

        but we know that;

(n/2)=n(n-1)/2!

P,(O,O,AS) =(39/2)/(52/2)  *1/50

P(AS)=(39/0)/(52/0) *(1/52)

We now have

P(AS)+P(O,AS)+P(O,O,AS)+P(O,O,O,AS)

FROM THIS CALCULATE ;

P=0.0769

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help - *sobs* lol T_T

help - *sobs* lol T_T

Answers

I think it’s either 124 or 112

A. 112°

21x+5+37x+1=180

58x+6=180

-6

58x=174

÷58

X=3

37(3)+1

111+1

112

Help me pls if you just say a random thing I will just report

Help me pls if you just say a random thing I will just report

Answers

Answer: It will be 10 degrees and 20 degrees

Step-by-step explanation:

always all angles of a triangle is 180 degrees and we already have 150

so just subtract 150 from 180 and ul get 30 but it has to be two sides so its 10 and 20

Find the equation of the hyperbola with the following properties. Express your answer in standard form.Foci at (7, 0) and (7, 10)Asymptotes ofy -5 = t;( -7

Find the equation of the hyperbola with the following properties. Express your answer in standard form.Foci

Answers

Answer:

\(\frac{(y-5)^2}{16}-\frac{(x-7)^2}{9}=1\)

Explanation:

The standard form of an hyperbola is:

\(\frac{(y-k)^2}{a^2}-\frac{(x-h)^2}{b^2}=1\)

Where (h, k) are the coordinates of the center.

We are given the asyptotes and the foci.

The foci are (7, 0) and (7, 10)

The y value of the center of the parabola is midway from the two foci. Then, the y-coordinate of the center is 5

The coordinated of the center are (7, 5)

Now, we can use that the form of the asymptotes are:

\(y=k\pm\frac{a}{b}(x-h)\)

We have:

\(y-5=\frac{4}{3}(x-7)\)

Then:

\(\frac{a}{b}=\frac{4}{3}\)

a = 4

b = 3

Now we can write:

\(undefined\)

24/9 into a number line​

Answers

Answer: a little more than halfway between 2 and 3

Step-by-step explanation: you need to find out the simplist orm, then you find out the extra decimal places(for this one its 2.666...) you need to find where that would be on a number line and there you have it!!

Hope this helped!! <3

A circle had a redius of 11 inches . What is the length of an arc subtended by a central angle of 5pi/12 radiant?
Round to the nearest tenth of an inch

Answers

Answer:

(5π/12)(11) = about 14.4 inches

A visitor to the Grand Canyon hiked the South Kaibab Trail and the River Trail on one day. The next day, she hiked the Bright Angel Trail. How far did she hike the first day? How much farther did she hike the first day than the second day? How much longer was her total route than if she had hiked the North Kaibab Trail?

A visitor to the Grand Canyon hiked the South Kaibab Trail and the River Trail on one day. The next day,

Answers

At the first day: the visitor hiked the South Kaibab Trail and the River Trail on one day

so, the length for the first day = 10.1 + 2.7 = 10.1 + 2.7 = 12.8 km

At the second day: the visitor hiked the Bright Angel Trail

so, the length of the second day = 12.6 km

We will answer the questions:

How much farther did she hike the first day than the second day?

it will be = 12.8 - 12.6 = 0.2 kilometers

How much longer was her total route than if she had hiked the North Kaibab Trail?

The total route = 12.8 + 12.6 = 25.4

if she had hiked the North Kaibab Trail, the difference will be = 25.4 - 22.9 =

= 2.5 kilometers

how do you write 6.4 × 10^1 in standard form?

Answers

Answer:

64

Step-by-step explanation:

6.4 * 10^1

is the same as:

6.4 * 10

= 64

What is it? Could someone draw these coordinates

What is it? Could someone draw these coordinates

Answers

The coordinates are simple. Hope you understand this and you can draw it out.

What is it? Could someone draw these coordinates

how do we determine the significance of the slope in regression?

Answers

The significance of the slope in regression can be determined by conducting a hypothesis test

The slope of the regression line in a regression analysis shows how  dependent variable changes as the independent variable increases by a unit. A hypothesis test on a slope coefficient, commonly referred to as the beta coefficient or the regression coefficient, can be used to ascertain the significance of the slope. The slope coefficient is compared to a null hypothesis value of zero in the hypothesis test.

The null hypothesis is rejected and it is determined that there is a significant association between the independent and dependent variables if the p-value for the slope coefficient is less than the significance threshold. Therefore, slope is not equal to zero and there is an association amongst changes in the independent variable and those in the dependent variable.

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a fair coin is tossed 5 times. what is the probability that there was at least one instance of two heads in a row?

Answers

The probability of having at least one instance of two heads in a row when a fair coin is tossed five times is 31/32 or approximately 0.96875.

To calculate the probability, we can consider the complementary event, which is the probability of not having any two heads in a row. In a single coin toss, there are two possible outcomes: heads (H) or tails (T). Out of these, only one sequence, either HH or TT, would violate the condition of not having two heads in a row.

For a single toss, the probability of not having two heads in a row is 1 - 1/2 = 1/2. Since the tosses are independent, the probability of not having two heads in a row for all five tosses is (1/2) * (1/2) * (1/2) * (1/2) * (1/2) = 1/32.

Therefore, the probability of having at least one instance of two heads in a row is 1 - 1/32 = 31/32 or approximately 0.96875. This means that in almost 97% of cases, we would expect to observe at least one instance of two heads in a row when a fair coin is tossed five times.

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(a) What is the average rate of change of g(x)=−2−7x between the points (−4,26) and (6,−44) ? answer =

Answers

The average rate of change of the function g(x) = -2 - 7x between the points (-4, 26) and (6, -44) is -7.

The average rate of change of a function between two points is determined by finding the slope of the line connecting those two points. In this case, the points given are (-4, 26) and (6, -44).

To calculate the slope, we use the formula: average rate of change = (change in y) / (change in x).

The change in y is obtained by subtracting the y-coordinate of the first point from the y-coordinate of the second point: -44 - 26 = -70.

The change in x is obtained by subtracting the x-coordinate of the first point from the x-coordinate of the second point: 6 - (-4) = 10.

Now we can calculate the average rate of change: average rate of change = (-70) / (10) = -7.

Therefore, the average rate of change of the function g(x) = -2 - 7x between the points (-4, 26) and (6, -44) is -7.

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3(-3-3x)=27 please answer fast

Answers

Answer:

x = -4

Step-by-step explanation:

Note the equal sign, what you do to one side, you do to the other. Do the opposite of PEMDAS.

PEMDAS =

Parenthesis

Exponents (& Roots)

Multiplication

Division

Addition

Subtraction

First, divide 3 from both sides of the equation:

(3(-3 - 3x))/3 = (27)/3

-3x - 3 = 27/3

-3x - 3 = 9

Next, isolate the variable, x. Note that what you do to one side of the equation, you do to the other. Do the opposite of PEMDAS.

First, add 3 to both sides:

-3x - 3 (+3) = 9 (+3)

-3x = 9 + 3

-3x = 12

Next, divide -3 from both sides:

(-3x)/-3 = (12)/-3

x = 12/-3

x = -4

x = -4 is your answer.

~

can somebody help me please ​

can somebody help me please

Answers

Answer:

Step-by-step explanation:

Y=7 enjoy

Answer:

y = 7

Step-by-step explanation:

For every x input, one that hits a spot on x, the spot that is on y is the output.

Take a look at the graph, and you see that x = -1 is the output of y = 7

can somebody help me please
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