Answer:
y = 3x - 5
Step-by-step explanation:
1. Since we know the equation of a line in slope-intercept form is y = mx + b, we have to solve for the variable, y.
2. (Solving)
Step 1: Add -6x to both sides
\(6x - 2y + (-6x) = 10 + (-6x)\) \(-2y = -6x + 10\)Step 2: Divide both sides by -2.
\((-2y)/(-2) = (-6x+10)/(-2)\) \(y = 3x - 5\)Therefore, the slope-intercept form of 6x - 2y = 10 is equal to y = 3x - 5.
The slope - intercept form of the equation is, y = 3x - 5.
What is slope - intercept from of the equation?
y=mx+b, where m is the slope and b is the y-intercept, is the slope intercept form. The graph of the linear equation can be drawn on the x-y coordinate plane using this form of the equation.
The given equation is, 6x - 2y = 10
Since we are aware that the slope-intercept form equation for a line is y = mx + b, we must find the value of the variable y.
Consider, the equation 6x - 2y = 10
Subtract 6x from both sides,
6x - 2y - 6x = 10 - 6x
-2y = 10 - 6x
Divide both sides by 2,
\(\frac{-2y}{2} = \frac{10 - 6x}{2} \\-y = 5 - 3x\)
Multiply both sides by -1.
y = -5 + 3x
y = 3x - 5
Therefore, the equation of a line into slope - intercept form is, y = 3x - 5.
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2х + Зу = 5
у= 5 - x
also need method
Answer:
x=10, y=-5
Step-by-step explanation:
2x+3y=5, y= 5-x; change y to 5-x:
2x+3(5-x)=5
2x-3x+15=5
-x=5-15
-x=-10
x=10
=>y=5-x=5-10=-5
please help ill mark brainlest
Answer:
she has 4 minutes per question
Step-by-step explanation:
60x3=180
180/45=4
Answer:
4
Step-by-step explanation:
60 min in an hour there are 3 so
60×3=180
since there are 45 questions dived by 45
180÷45=4
27 is 30% of what number?
A 8585
B 9292
C 1212
D 90
Answer:
27 is 30% of what number?
D. 90
Step-by-step explanation:
You're welcome.
How much must you deposit in an account that pays 3.5% interest compounded yearly to have a balance of $400 after 6 years?
You must deposit $311.50 in an account that pays 3.5% interest compounded yearly to have a balance of $400 after 6 years.
The formula for compound interest is given by: A = P(1 + r/n)^(nt). Here; A = Final amount, P = Principal amount, r = Annual interest rate, n = Number of times the interest is compounded per year, T = Number of years. The initial amount deposited is given as P, and the final amount in the account after t years is A. Using the formula, we get: A = P(1 + r/n)^(nt).
We need to find the principal amount (P) that is required to achieve a final amount of $400 after 6 years, where the annual interest rate is 3.5% and the interest is compounded yearly. Substituting the given values in the formula, we get:400 = P(1 + 0.035/1)^(1 × 6). Simplifying the above equation, we get: P = 400 / (1.035)^6 = $311.50. Therefore, you must deposit $311.50 in an account that pays 3.5% interest compounded yearly to have a balance of $400 after 6 years.
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Which of the following gear ratios will have the highest overall speed?
Answer:
4.63 is the highest overall speed.
Answer:
D 4.63
Step-by-step explanation:
Andy just bought a brand new car for $35,000. It depreciates in value by 20% the minute
he drives it off the lot. So how much is Andy's car worth the next day?
The worth of car after depreciation is obtained as $28000.
What is percentage?A percentage is a value that indicates 100th part of any quantity. The new value of a quantity can be obtained in the form of percentage by subtracting the depreciation percent from 100.
The original value of the car is $35000.
And, the depreciation rate is 20% .
The depreciated value is given as,
20% × Original value
⇒ 20/100 × 35000 = 7000
Then, after depreciation the value becomes as below,
Original value - Depreciated value
⇒ 35000 - 7000 = 28000
Hence, the value of car the next day is $28000.
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BIG DATA AND MACHINE LEARNING Economics, ASAP = upvote. Homework question. We are running a regression with 19 input variables. How many possible regression models would result were we to choose a model including a subset of those input variables?
We have 19 input variables, the calculation would be \(2^1^9\), resulting in 524,288 possible regression models.
If you are running a regression with 19 input variables and want to choose a model including a subset of those variables, there would be a total of 524,288 possible regression models that can be formed.
To determine the number of possible regression models, we need to consider the power set of the input variables. The power set of a set includes all possible subsets that can be formed from the original set, including the empty set and the set itself. In this case, the power set would represent all the possible combinations of including or excluding the 19 input variables in the regression model.
The number of elements in the power set can be calculated by raising 2 to the power of the number of input variables. Since we have 19 input variables, the calculation would be \(2^1^9\), resulting in 524,288 possible regression models.
It's important to note that while there are a large number of possible regression models, not all of them may be meaningful or useful in practice. Selecting the most appropriate subset of variables for a regression model typically involves considerations such as statistical significance, correlation analysis , domain knowledge, and model evaluation techniques to identify the most predictive and relevant variables for the specific problem at hand.
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guys.. my crush just asked to call but i’m insecure about my voice. what should i do:(
pls help a girl out!!!!
PLEASE HELP ME I AM HAVING TROUBLE!
Answer:
The first one; NM = 8.
Step-by-step explanation:
\(2(x+3)=3x+1\\2x+6=3x+1\\x=5\\\)
JN and NM are equal. Plug in 5 to x + 3 and solve to get 8.
0=-25x+800 solve for x
-25x+800=0
-25x =-800
25x=800
x=32
Answer:
x = 32
Step-by-step explanation:
0=-25x+800
To solve for x, add 25x to each side
0+25x=-25x+800+25x
25x = 800
Divide each side by 25
25x/25 = 800/25
x = 32
Timothy is at an elevation of –17.65 meters below sea level. He descends by 3
meters to observe a coral. What is his new elevation relative to sea level?
a certain statistic dˆ is being used to estimate a population parameter d. the expected value of dˆ is not equal to d. what property does dˆ exhibit?a. The sampling distribution of d hat is normal.b. The sampling distribution of d hat is binomial.c. The sampling distribution of d hat is uniform.d. d hat is unbiased.e. d hat is biased.
The right answer is: E, according to the Central Limit Theorem for proportionality. The statistic is inaccurate.
In probability theory, the central limit theorem establishes that, in many situations, when independent random variables are summed up, their properly normalized sum tends toward a normal distribution even if the original variables themselves are not normally distributed.
The Central Limit Theorem establishes that for a proportion p in a sample of size n:
The expected value is μ=р
The standard error is s=\(\sqrt{\frac{p(1-p)}{n} }\)
In this problem, the expected value is different of the expected of μ=р , hence, the statistic is biased, and the correct option is E.
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If d= the number of dogs, which variable expression represents he phase below?
the sum of number of dogs and the 6 cats
Answer:
d+6
Step-by-step explanation:
Because d is representing dogs and sum means add, and it's asking to add the number of cats which is 6 so it's d+6
Solve the equation for the variable.
15. 25 – 3. 8x = -26. 75 +2. 2x
x = [?]
The solution to the equation is x ≈ 1.847.To solve the equation 25 - 3(8x) = -26.75 + 2(2x) for the variable x, we need to simplify and isolate x on one side of the equation.
Let's break it down step-by-step:
1. Distribute the multiplication:
25 - 24x = -26.75 + 4x
2. Combine like terms on both sides of the equation:
-24x - 4x = -26.75 - 25
-28x = -51.75
3. Divide both sides of the equation by -28 to solve for x:
x = -51.75 / -28
4. Simplify the division:
x ≈ 1.847
Therefore, the solution to the equation is x ≈ 1.847.
It's important to note that this answer is rounded to three decimal places. You can double-check the solution by substituting x = 1.847 back into the original equation to see if it satisfies the equation.
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Simplest radical form
Answer:
\(4 \sqrt{5} \)
☽------------❀-------------☾
Hi there!
~
\(4\sqrt{5}\)
⇒Using the law of radicals
\(\sqrt{a}\) × \(\sqrt{b}\) ⇔ \(\sqrt{ab}\)
⇒ \(\sqrt{80}\)
⇒ \(\sqrt{16} \times 5\) \(= \sqrt{16}\) × \(\sqrt{5}\) \(= 4\sqrt{5}\)
❀Hope this helped you!❀
☽------------❀-------------☾
How do you find the scale factor of a point dilation?
Answer:
Finding the dilation's center point is the first step in determining the scale factor. Next, we measure the distances between the center point and various points on the preimage and the image. We may determine the scale factor by dividing these distances by 2.
Step-by-step explanation:
∆ABC is similar to ∆PQR. Corresponds to , and corresponds to . If the length of is 9 units, the length of is 12 units, the length of is 6 units, and the length of is 3 units, then the length of is
Complete question :
∆ABC is similar to ∆PQR. AB¯¯¯¯¯ corresponds to PQ¯¯¯¯¯, and BC¯¯¯¯¯ corresponds to QR¯¯¯¯¯. If the length of AB¯¯¯¯¯ is 9 units, the length of BC¯¯¯¯¯ is 12 units, the length of CA¯¯¯¯¯ is 6 units, and the length of PQ¯¯¯¯¯ is 3 units, then the length of QR¯¯¯¯¯ is ______units and the length of RP¯¯¯¯¯ is ________units.
Answer:
QR = 4 units ; RP = 2 units
Step-by-step explanation:
For similar triangles
Length1 ∆1/length1 ∆2 = Length 2 ∆1 /length 2∆2
AB Corresponds to PQ
BC corresponds to QR
AB = 9 Units, BC = 12 Units
CA = 6 units, PQ = 3 units
Take the ratio of the corresponding sides :
AB/ PQ = BC / QR
9/ 3 = 12 / QR
Cross multiply
9 * QR = 3 * 12
QR = 36 / 9
QR = 4 units
For RP:
AB/PQ = CA/RP
9 / 3 = 6 / RP
9 * RP = 3 * 6
RP = 18 / 9
RP = 2 units
Answer:
rp-2 qr-4
Step-by-step explanation:
Find the probability. there are six nickels and seven dimes in your pocket. you randomly pick a coin out of your pocket and then return it to your pocket. then you randomly pick another coin. both times the coin is a nickel.a. 6/13b. 2/7c. 5/16d. 3/19
The probability of randomly selecting a nickel, returning it to the pocket, and then randomly selecting another nickel is 6/13 (option a)
To find the probability of these events occurring, we need to determine the probability of each event separately and then multiply them together since both events are independent.
The probability of selecting a nickel on the first draw is 6/13, as there are six nickels out of a total of 13 coins in the pocket.
After selecting a nickel, we return it to the pocket, so the pocket still has six nickels and seven dimes.
The probability of selecting another nickel on the second draw is also 6/13 since we have replaced the nickel we picked on the first draw.
Hence the correct option is (A).
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Below is a set of data about temperatures. The range of a set of data is the distance between the lowest and highest value in the set. What is the range of these temperatures
9∘C
3∘C
22∘C
-5∘C
11∘C
15∘C
Please help!! Which of the following graphs shows a parabola with a vertex of (1,-9) and solutions of (-2,0) and (4,0)?
The graphs show a parabola with a vertex that has Roots are -2 and 4.
We have given that,
vertex of (1,-9) and solutions of (-2,0) and (4,0).
What is the formula for the roots?
y=k*(x+2)(x-4)
Vertex = (1,-9) is a point of the parabola
-9=k*(1+2)(1-4) implies k=1
Equation of the parabola is y=(x+2)(x-4).
The graphs show a parabola with a vertex that has Roots are -2 and 4.
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For the function f(x)=3e ^x and g(x)=x^4 , find the following: f(g(1))= g(f(1))= f(g(x))= g(f(x))= f(t)g(t)=
For the given functions f(g(1)) = f(1) = \(3e^1\) = 3e, f(g(x)) = \(3e^{x^4}\), g(f(x)) = \((3e^x)^4 = 81e^{4x}\), f(t)g(t) = \(3e^t * t^4\) substituting the values.
To find f(g(1)), we substitute x = 1 into g(x), resulting in g(1) = 1^4 = 1. Then we substitute this value into f(x), giving f(g(1)) = f(1) = \(3e^1\) = 3e.
To calculate g(f(1)), we substitute x = 1 into f(x), resulting in f(1) = \(3e^1\) = 3e. Then we substitute this value into g(x), giving g(f(1)) = g(3e) = \((3e)^4 = 81e^4\).
For f(g(x)), we substitute g(x) = x^4 into f(x), giving f(g(x)) = \(3e^{x^4}\).
For g(f(x)), we substitute f(x) = 3\(e^x\) into g(x), giving g(f(x)) = \((3e^x)^4 = 81e^{4x}\).
Finally, to calculate f(t)g(t), we multiply f(t) = \(3e^t\) with g(t) = \(t^4\), resulting in f(t)g(t) = \(3e^t * t^4\).
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Lucy has $7 less than Kristine and $5 more than Nina together,the three have $35 how much does Lucy have?
Lucy has $7 less than Kristine and $5 more than Nina together, the three have $35. Lucy has $11.
Let's denote the amount of money that Kristine has as K, the amount of money that Lucy has as L, and the amount of money that Nina has as N.
According to the given information, we can form two equations:
Lucy has $7 less than Kristine: L = K - 7
Lucy has $5 more than Nina: L = N + 5
We also know that the three of them have a total of $35: K + L + N = 35
We can solve this system of equations to find the values of K, L, and N.
Substituting equation 1 into equation 3, we get:
K + (K - 7) + N = 35
2K - 7 + N = 35
Substituting equation 2 into the above equation, we get:
2K - 7 + (L - 5) = 35
2K + L - 12 = 35
Since Lucy has $7 less than Kristine (equation 1), we can substitute K - 7 for L in the above equation:
2K + (K - 7) - 12 = 35
3K - 19 = 35
Adding 19 to both sides:
3K = 54
Dividing both sides by 3:
K = 18
Now we can substitute the value of K into equation 1 to find L:
L = K - 7
L = 18 - 7
L = 11
Finally, we can find the value of N by substituting the values of K and L into equation 3:
K + L + N = 35
18 + 11 + N = 35
N = 35 - 18 - 11
N = 6
Therefore, Lucy has $11.
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Parabola A can be represented using the equation (x + 3)2 = y, while line B can be represented using the equation y = mx + 9. Isabel claims one solution to the system of two equations must always be the vertex of parabola A. Which best describes the reasonableness of her claim?
The answer is not A!
Answer: The correct answer is c, Isabel is incorrect because the point of intersection between line B and parabola A that can be determined is the y-intercept of the equations, not the vertex.
Under her cell phone plan, Khloe pays a flat cost of $52 per month and $4 per gigabyte, or part of a gigabyte. (For example, if she used 2.3 gigabytes, she would have to pay for 3 whole gigabytes.) She wants to keep her bill under $65 per month. What is the maximum whole number of gigabytes of data she can use while staying within her budget?
The maximum whole number of gigabytes of data she can use while staying within her budget is 3 gigabytes.
How to calculate the value?From the information, Khloe pays a flat cost of $52 per month and $4 per gigabyte, or part of a gigabyte and she wants her bill to be under $65.
Let the number of gigabytes be represented by x.
Therefore, this will be:
52 + 4x < 65
Collect like terms
4x < 65 - 52
4x < 13
x < 13/4
x < 3.25
Therefore, the highest gigabytes that she can buy will be 3 gigabytes.
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2.8 = 2y
What does y equal?
1.4
0.5
2.8
0.6
Answer: 1.4
Step-by-step explanation: First, swap the sides of the equation so that the one with the variable can be in front.
So, its 2y=2.8
To solve this, you simply divide both sides of the equation by 2.
2 divided by 2 is 0. That leaves you with the y by itself. Then, 2.8 divided by 2 is 1.4
So, y=1.4
\(\text {Hello! Let's solve this Equation!}\)
\(\text {The First Step is to Flip the Equation:}\)
\(\text {Before: 2.8=2y}\\\text {After: 2y=2.8}\)
\(\text {Your Final Step is to Divide by 2:}\)
\(\text {2y/2=2.8/2}\)
\(\text {Your Answer will be:}\)
\(\fbox {y=1.4}\)
\(\text {Best of Luck!}\)
\(\text {-LimitedX}\)
an art supply company's sales this year were 180% of what they were 5 years ago. if sales 5 years ago were $25,000. what were this years sales?
If the sales 5 years ago were $25,000, then we can calculate this year's sales as follows:
Calculate the percentage increase from 5 years ago to this year:
Percentage increase = 180% - 100% = 80%
Calculate the amount of increase in sales:
Amount of increase = Percentage increase x Sales 5 years ago
Amount of increase = 0.8 x $25,000 = $20,000
Add the amount of increase to the sales 5 years ago to find this year's sales:
This year's sales = Sales 5 years ago + Amount of increase
This year's sales = $25,000 + $20,000 = $45,000
Therefore, this year's sales for the art supply company were $45,000.
tyler wants to use $300 he has saved to buy a new guitar and join a music club. the guitar costs $140. the music club has a $25 membership fee, and for $11.95 per month, members can download 30 songs. tyler can afford the music club membership for ____ months, after which he will have ____ left.
Which is true about the radius and diameter of a circle?
a
The radius and diameter can sometimes be equal.
b
The radius is two times the size of the diameter.
c
The diameter is two times the size of the radius.
d
The diameter is half the size of the radius.
Answer:
the size 321 AND
Step-by-step explanation:
t the radius and diameter of a circle24 AND 4
Nick and his family travel by train to New York City.
The clocks show when the train leaves the station and when it arrives in New York City.
How long is the train ride?
Answer:4:15
Step-by-step explanation:
EZ
The Ratio of the length of Sam's rope is to that of his friend Ryan's rope is 2 : 7. If Ryan's rope is 42 inches long, how long is Sam's rope ?
Step-by-step explanation:
Sam's rope = 42 inches * (2/7) = 12 inches.