Answer:
In the 9th year, the population of Franklin will exceed Chester.
We have two equations in this problem.
y = 20000(1.05)^x
y = 25000 + 500x
There are a few options to determine the answer.
1) Create a chart for each city.
2) Use a graphing calculator to graph them.
3) Solve the equation to determine when they are equal.
Step-by-step explanation:
Answer:
9
Step-by-step explanation:
Mario constructs a scale model of a building with a rectangular base. His model is 4.2 inches in length and 2 inches in width. The scale of the model is 1 inch = 15 feet.
What is the actual area, in square feet, of the base of the building?
The actual base of the building is 1890 square feet.
What is a rectangle?A rectangle is a two-dimensional figure with length and width.
The area of a rectangle is Length x width.
We have,
1 inch = 15 feet
Rectangular base:
Length = 4.2 in
Width = 2 in
So,
4.2 in = 4.2 x 15 feet = 63 feet
2 in = 2 x 15 = 30 feet
Now,
The actual base of the building.
= 63 x 30
= 1890 square feet
Thus,
1890 square feet.
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1,3,1,9,1,27,1 identify a pattern in the given list of numbers
Answer:
multiplys 3 each time
Step-by-step explanation:
3 x 1. 3 x 3. 9 x 3
Solve by graphing. x2 + 2x – 3 = 0
By graphing or visualizing the parabolic shape, we can observe where the graph intersects the x-axis, which represents the solutions to the equation. In this case, the solutions are x = -3 and x = 1.
To solve the quadratic equation x^2 + 2x - 3 = 0 by graphing, we can plot the graph of the equation and find the x-values where the graph intersects the x-axis.
First, let's rearrange the equation to the standard form: x^2 + 2x - 3 = 0.
We can create a graph by plotting points for different values of x and then connecting them. However, I can describe the process and the key points on the graph.
1. Find the x-intercepts: These are the points where the graph intersects the x-axis. To find them, set y (the equation) equal to zero and solve for x:
0 = x^2 + 2x - 3.
This quadratic equation can be factored as (x + 3)(x - 1) = 0.
Therefore, x = -3 or x = 1.
2. Plot the points: Plot the points (-3, 0) and (1, 0) on the graph. These are the x-intercepts.
3. Draw the graph: The graph of the equation x^2 + 2x - 3 = 0 is a parabola that opens upward. It will pass through the x-intercepts (-3, 0) and (1, 0).
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The temperature during a winter day was less than 8 degrees Fahrenheit. Digby wants to write an inequality for the temperature during the winter day. What constant should Digby use in the inequality?
Since we want the temperature to be less than 8 degrees Fahrenheit, 8 would be the constant that Digby should use in the inequality.
what is inequality ?
An inequality is a mathematical statement that compares two values or expressions using one of the inequality symbols: "<" (less than), ">" (greater than), "<=" (less than or equal to), ">=" (greater than or equal to), or "≠" (not equal to).
To write an inequality for the temperature during a winter day being less than 8 degrees Fahrenheit, we can use the inequality symbol "<" which means "less than."
So, the inequality would be:
Temperature < 8 degrees Fahrenheit
Therefore, Since we want the temperature to be less than 8 degrees Fahrenheit, 8 would be the constant that Digby should use in the inequality.
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: Bobby's Burger Palace had its
grand opening on Tuesday,
They had 164 1/2 lb of ground
beef in stock. They had 18 1/4
Ib left at the end of the day.
Each burger requires 1/4 lb of
ground beef. How many
hamburgers did they sell?
●
Jamie went out to her grandfather's farm.
Her grandfather has pigs and chickens on his farm.
She noticed that there were a total of 26 heads and
68 feet among them. How many chickens and how
many pigs did her grandfather have?
Answer:
8 pigs
Step-by-step explanation:
Since every animal has only 1 head, a total of 26 heads suggests that there are 26 animals in total.
Suppose all animals are chickens.
Total no. of feet = 26 chickens × 2 feet
= 52 feet
Difference in total no. of feet = 68 feet - 52 feet
= 16 feet
Difference in no. of feet each animal has
= 4 feet (a pig) - 2 feet (a chicken)
= 2 feet
∴ No. of pigs = 16 feet ÷ 2 feet
= 8 pigs
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
Write the quotient as a mixed number.
26÷3=8 R2
When we divide 26 by 3 we get 8 as a quotient and 2 as a remainder, the Mixed Fraction is \(8\frac{2}{3}\)
What is a mixed Number ?A full number plus a legal fraction are combined to form a mixed number. Mixed numbers, commonly referred to as mixed fractions, make it easier for humans to comprehend numbers.
A full number and a legal fraction make up a mixed number. A mixed number like \(2\frac{x}{y}\) is one where 1/4 is the correct fraction and 2 is the whole number portion. It should be emphasized that once mixed numbers are transformed into an incorrect fraction, they are simple to add, subtract, multiply, and divide.
Steps to convert Improper fraction to Mixed Fraction :
Divide the numerator by the denominator to obtain the remainder and quotient as the first step. 43 divided by 9 in this situation yields 4 as the quotient and 7 as the remainder.Step 2: This quotient (4) becomes the mixed number's whole number component. While the denominator stays the same, the remainder (7) becomes the numerator portion.Step 3: As a result, 43/9 becomes a mixed number and is written as , meaning that 43/9 = \(4\frac{7}{9}\).So when we divide 26 by 3 we get 8 as a quotient and 2 as a remainder so the Mixed Fraction is : \(8\frac{2}{3}\)
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which number line and expression show how to find the distance from 2 to - 5?
Answer:
A is the answer.
Step-by-step explanation:
Look at the graph of graph A. It has given the correct distance between 2 and -5.
Hoped this helped.
Answer:
B.
Step-by-step explanation:
his portion of the dist Question: a. Explain why the number n is an irrational number. b. Will you ever be able to get the EXACT area of a circle? Why or why not? c. Is -4 a rational or irrational number? Explain why or why not. d. Name another irrational number besides Type your answer below: Edit - View Format Table - Formats В І = = * =:= E & Z I NEED HELP ASAP WILL REWARF MAX POINTS
A. What is the smallest increment on the ruler?
B. What is the uncertainty?
Select TWO answers: ONE for Question A and ONE for Question B
B: 0.5 Inches
A. 0.25
B. 0.125
A. 1 Inch
B. 1/4 Inch
A. 1/2 Inch
Answer:
0.25
Step-by-step explanation:
1/4 = 0.25
The smallest increment is 1/4 of an inch and the uncertainty is 0.125 inches.
What is the smallest increment on the ruler?The smallest increment is the smallest segment between two consecutive marks. Here, we can see that it corresponds to 1/4 of an inch.
Then the smallest increment in the ruler is 1/4 of an inch or 0.25 inches, and here the correct option is B.
The uncertainty is half of that, which is.
U = 0.25in/2
U = 0.125in
Then the correct options are.
A) B 1/4 Inch
B) B 0.125 inches.
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ASAP! GIVING BRAINLIEST! Please read the question THEN answer CORRECTLY! NO guessing. I say no guessing because people usually guess on my questions.
Answer:
6x^2 -2x -6
Step-by-step explanation:
f(x) = 6x^2 -4
g(x) = 2x+2
f(x) - g(x) = 6x^2 -4 - (2x+2)
Distribute the minus sign
6x^2 -4 - 2x-2
Combine like terms
6x^2 -2x -6
Answer:
b
Step-by-step explanation:
6x^2
2x
-4+2=-2
SRRY IK LAST QUESTION FOR REAL THIS TIME
Answer:
Option (A)
Step-by-step explanation:
Volume of a cylinder is given by the formula,
V = πr²h
Here r = radius of the cylinder
h = height of the cylinder
Therefore, volume of a cylinder given in the question,
V = π(\(\frac{18}{2}\))²(8)
= 648π
= 2035.8 km²
Volume of the given cylinder is 2035.8 km².
Option (A) will be the answer.
HELP ME please!
explain how to do also
Answer:
X = 103
Step-by-step explanation:
if a circle is 360
half would be 180
the angle is 77
so 180 - 77 = 103
Help help help math math
Answer:
x = 11
Step-by-step explanation:
Lines are parallel. 5x + 10 and 10x + 5 are supplements of each other.
Move 5x+ 10 to the corresponding position on the figure. It will be next to 10x + 5 and form a linear pair with 10x + 5. A linear pair form a straight angle or two supplementary angles. Supplementary angles = 180°
Therefore 5x +10 + 10x + 5 = 180°
15x + 15 = 180°
15x = 180 - 15
15x = 165
x = 11
PLEASE HELP ME!!! THANK YOU
The interval notation for the solution set is (-∞, -4] and the number line is on the image at the end.
How to find the solution set of the ienquality?Here we want to find the solution set of the inequality below:
x ≤ -4
First let's do the interval notation. This will be the set that contains all the numbers from negative infinity to -4 (with -4 included, so we need to have a closed set at that end)
This is written as:
(-∞, -4]
The use of the symbols [ ] means that the element belongs to the set.
Now to the number line, we will have a closed circle at x = -4 (because it is a solution) and a line that goes to the left of it. You can see an example in the graph at the end.
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Greatest common factor of 36 and 90
Answer:
18
Step-by-step explanation:
Solve each system of linear equations below, then check your work.
A. 3x−y=−11 −x+y=5
B -2y+3= 4x + 2 6x + 4y=1
C. 32y- x= -25 5x= 100 + x - 8Y
D. 2y + 3x = 6 4x + 5y +20 = 0
A. The solution of linear equation is (x, y) = (-3, 8).
B. The solution is (x, y) = (3/4, -1).
C. The solution is (x, y) = (-31/8, 3/8).
D. The solution is (x, y) = (55/7, -117/14).
A. 3x - y = -11 --- (1)
-x + y = 5 --- (2)
From equation (2), we can write y = x + 5, and substitute it in equation (1):
3x - (x + 5) = -11
2x = -6
x = -3
Substituting x in equation (2):
-y = -8
y = 8
Therefore, the solution of the system is (x, y) = (-3, 8).
To check the solution, we substitute the values of x and y in the original equations:
3(-3) - 8 = -11 (True)
-(-3) + 8 = 5 (True)
So, the solution is correct.
B. -2y + 3 = 4x + 2 --- (1)
6x + 4y = 1 --- (2)
From equation (1), we can write 4x + 2 = -2y + 3, and substitute it in equation (2):
6x + 4y = 1
6x - 4y = 8 (rearranging)
12x = 9
x = 3/4
Substituting x in equation (1):
-2y + 3 = 4(3/4) + 2
-2y + 3 = 5
-2y = 2
y = -1
Therefore, the solution of the system is (x, y) = (3/4, -1).
To check the solution, we substitute the values of x and y in the original equations:
-2(-1) + 3 = 4(3/4) + 2 (True)
6(3/4) + 4(-1) = 1 (True)
So, the solution is correct.
C. 32y - x = -25 --- (1)
5x = 100 + x - 8y --- (2)
From equation (2), we can write 4x = 100 - 8y, and substitute it in equation (1):
32y - x = -25
32y - (100 - 8y) = -25
40y = 75
y = 3/8
Substituting y in equation (1):
32(3/8) - x = -25
x = -31/8.
Therefore, the solution of the system is (x, y) = (-31/8, 3/8).
To check the solution, we substitute the values of x and y in the original equations:
32(3/8) - (-31/8) = -25 (True)
5(-31/8) = 100 + (-31/8) - 8(3/8) (True)
So, the solution is correct.
D. To solve the system of equations:
2y + 3x = 6 --- (1)
4x + 5y + 20 = 0 --- (2)
We can rearrange equation (2) to isolate one of the variables:
4x + 5y = -20 (subtracting 20 from both sides)
5y = -4x - 20 (subtracting 4x from both sides)
y = (-4/5)x - 4 (dividing both sides by 5)
Substituting this value of y in equation (1):
2((-4/5)x - 4) + 3x = 6
(-8/5)x - 8 + 3x = 6
(-8/5)x + 3x = 14
(-8/5 + 3)x = 14
(-8/5 + 15/5)x = 14
(7/5)x = 14
x = 10
Substituting this value of x in the equation for y:
y = (-4/5)(10) - 4
y = -12.
Therefore, the solution of the system is (x, y) = (10, -12).
To check the solution, we substitute the values of x and y in the original equations:
2(-12) + 3(10) = 6 (True)
4(10) + 5(-12) + 20 = 0 (True)
So, the solution is correct.
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A car leaves a city at the rate of 60 mi/h and goes 80 miles before a second car follows at a rate of 70 mi/h. In this situation, let x= the number of hours, and y= the distance the car travels. The distance the first car travels can be represented by the equation y=60x+80.
Write the equation that represents the distance traveled by the second car.
The equation that represents the distance traveled by the second car is 60(t + 1.33).
Let t = travel time of the 2nd car when it overtakes the 1st
:
Find the travel time of the 1st car to go 80 mi; time = dist/speed
time = 80%2F60
time = 1.33 hrs for the 1st car to go 80 mi
therefore
(t+1.33) = travel time of the 1st car when it is overtaken
:
When the 2nd overtakes the 1st, they will have traveled the same distance
Write a distance equation, dist = speed * time
:
2nd car dist = 1st car dist
70t = 60(t+1.33)
70t = 60t + 80
70t - 60t = 80
10t = 80
t = 8 hrs travel time of the 2nd car to overtake the 1st
:
;
Confirm this by finding the actual distances, should be equal
70*8 = 560 mi
60*9.33 ~ 560 mi
Hence , the equation that represents the distance traveled by the second car is 60(t + 1.33).
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A central angle of a circle measures 64°. The arc intercepted by this central angle measures 15 inches.
Which value best approximates the radius of the circle?
11.65 in.
13.43 in.
23.30 in.
26.86 in.
Answer:
The value that best approximates the radius of the circle is 13.43 inches.
The arc length of a circle is given by the formula L = rθ where L is the length of the arc, r is the radius of the circle, and θ is the central angle in radians.
Since we are given that the central angle measures 64° and that the arc intercepted by this central angle measures 15 inches, we can convert 64° to radians by multiplying it by π/180.
Therefore, θ = (64π)/180.
We can then solve for r using L = rθ and substituting L = 15 inches and θ = (64π)/180. This gives us r ≈ 13.43 inches.
Therefore, 13.43 in best approximates the radius of the circle.
How does 5.24 x 10 to the 3rd power equals 5,240
How does 524,000 divided by 10 to the 2nd power equals 5,240
1. 10 to the 3rd power will look like this: 10 x 10 x 10 (multiplying 10 three times)
10 x 10 x 10 is 1000.
Then you multiply 1000 by 5.24 like a regular problem, which will equal 5,240.
There are 3 zeroes so you shift the decimal 3 times.
2. 10 to the second power is 10 x 10. 10x10 is 100.
524,000 divided by 100 is 5240. It’s similar to LOSING two zeroes because you’re DIVIDING.
In the two expressions, the powers of 10 are used to express the numbers in a more compact and manageable form.
How to solve the expressionTo convert \(5.24 * 10^3\) to standard form:
Multiply 5.24 by 1000 (since \(10^3\) = 1000).
5.24 x 1000 = 5240
Therefore, 5.24 x \(10^3\) = 5240
524,000 divided by\(10^2\) is also using the concept of powers of 10.
To convert 524,000 divided by \(10^2\) to standard form:\(10^2\)
Divide 524,000 by 100 (since = 100).
524,000 ÷ 100 = 5,240
Therefore, 524,000 divided by\(10^2\) equals 5,240.
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Find the value of each variable in the following parallelogram - show work
Answer: x=14 y=10
Step-by-step explanation:
What is the domain of the function y=7x-1
Answer:
Ahh I did this about a year ago but try math-way (without -) it gives the correct answers sorry I couldn't help more.
Please, help it is geometry
Answer:
WR ≈ 13.862
Step-by-step explanation:
using Pythagoras' identity in the right triangle.
the square on the hypotenuse is equal to the sum of the squares on the other 2 sides , that is
WR² + RT² = WT²
WR² + 12.1² = 18.4²
WR² + 146.41 = 338.56 ( subtract 146.41 from both sides )
WR² = 192.15 ( take the square root of both sides )
WR = \(\sqrt{192.15}\) ≈ 13.862 ( to the nearest thousandth )
Calculate the amount you would pay (including tax) for an item normally priced $1199 that is currently 30% off, for which you have an additional 10% off coupon, in an area where sales tax is 7%. (the discounts can be stacked or figured sequentially, tax must be applied after the discounted price is determined)
Answer: The amount you would pay (including tax) for the item is:
$755.37 + $52.88 = $808.25
Step-by-step explanation: irst, we calculate the amount of discount that is applied to the original price:
30% of $1199 = 0.3 x 1199 = $359.70
So, the discounted price is:
$1199 - $359.70 = $839.30
Next, we apply the additional 10% off coupon to this discounted price:
10% of $839.30 = 0.1 x $839.30 = $83.93
The final price after the coupon is applied is:
$839.30 - $83.93 = $755.37
Finally, we calculate the sales tax on this final price:
7% of $755.37 = 0.07 x $755.37 = $52.88
The amount you would pay (including tax) for the item is:
$755.37 + $52.88 = $808.25
a die is thrown once. what is the probability that the score is a factor of 6
Answer:
6 by 36 is the answer.....
Which of the following is the value of a when the function f(x) = 3|x| written in the standard form of an absolute value function?
–1
–3
1
3
Answer: -1 Is the answer.
0.2 divided by 32.4
Answer:
32.4 divided by 0.2 is 162
Step-by-step explanation:
Answer:
.2/32.4=
Step-by-step explanation:
you can do fraction form or long division
Fraction form: 2/10 * 10/324= 1/1620.0061
Decimal Form: 0.00617283950617284 or 0.0062
20 What is the perimeter of polygon ABCD? A graph plots four points (0, 0) labeled D, (4, 12) labeled A, (9, 9) labeled B, and (12, 5) labeled C. Four lines connect the points A D, A B, B C, and C D, completing a polygon and the area is shaded. A. 28 units B. 32 units C. 36 units D. 44 units Reset Next
The value of the perimeter of the polygon is 36 units
How to calculate the perimeter of polygon ABCD?The perimeter of a shape is defined as the sum of the length of its boundary. The perimeter of a shape is determined by adding the length of all the sides and edges enclosing the shape.
Thus, the perimeter of the polygon will be:
perimeter of polygon ABCD = AD + AB + BC + CD
Given: D(0, 0), A(4, 12), B(9, 9) and C(12, 5), we will use this to calculate the distances AD, AB, BC and CD.
We will also need the formula for calculating the distance between two points:
d=√((x2 – x1)² + (y2 – y1)²)
For AD:
D(0, 0) --> A(4, 12) x1 = 0, y1 = 0, x2 = 4, y2 = 12
d=√((4 – 0)² + (12 – 0)²) = √16+144 = √160
For AB:
A(4, 12) --> B(9, 9) x1 = 4, y1 = 12, x2 = 9, y2 = 9
d=√((9 – 4)² + (9-12)²) = √25+9 = √34
For BC:
B(9, 9) --> C(12, 5) x1 = 9, y1 = 9, x2 = 12, y2 = 5,
d=√((12 – 9)² + (5-9)²) = √9+16 = √25 = 5
For CD:
C(12, 5) --> D(0,0) x1 = 12, y1 = 5, x2 = 0, y1 = 0
d=√((0 – 12)² + (0-5)²) = √144+25 = √169 = 13
Thus, perimeter of polygon ABCD = √160 + √34 + 5 + 13 = 36.48 units
Therefore, the perimeter of polygon ABCD is 36 units. So option C is the correct answer.
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the area of a rectangle is 18cm square. what coul it dimension be?
P=a*b
a=P/b
a=18/b
Pairs of the solution (only integer numbers):
b=9, a=2
b=2, a=9
b=6, a=3
b=3, a=6
b=18, a=1
b=1, a=18
p
Line m has a y-intercept of cand a slope of 9, where p>0, q> 0, and p + q.
What is the slope of a line that is perpendicular to line m?
-q/p
P/q
q/p
-p/q
So slope of the line m is 9
We know perpendicular lines have slopes negative reciprocal to each other and their product of slopes is -1
9m2=-1m2=-1/9If slope of m is p/q then slope of perpendicular line is -q/p and vice versa
Answer:
\(-\dfrac{q}{p}\)
Step-by-step explanation:
Slope-intercept form of a Linear Equation:
\(y = mx + b\)
where:
m is the slopeb is the y-interceptIf line m has a y-intercept of c and a slope of p/q, then:
\(\textsf{Equation of line m}: \quad y = \dfrac{p}{q}x + c\)
If two lines are perpendicular to each other, the product of their slopes will be -1.
Let a = slope of the line perpendicular to line m.
\(\implies a \times \dfrac{p}{q}=-1\)
\(\implies a=-\dfrac{q}{p}\)
Therefore, the slope of the a line that is perpendicular to line m is:
\(-\dfrac{q}{p}\)