The area of a rectangle is 84 inches. It has a length of x−2 and a width of x+3. What are the dimensions of the rectangle?

Answers

Answer 1
Call the width of the rectangle x. Call the length of the rectangle x + 2. The area of the rectangle would be the length times the width. We know this is 15 square inches. Set up the equation and solve for x.

(x +2)x = 15
x2 + 2x = 15
x2 + 2x - 15 = 0
Factor the quadratic equation:
(x - 3)(x + 5) = 0
x = 3 or x = -5
Since length can't be negative, discard the answer -5.
If x = 3, then the width is 3 and the length is x + 2 or 5. 5 x 3 = 15 which equals the area.
Answer 2

Answer:

8 inches by 13 inches

Step-by-step explanation:


Related Questions

GIVING OUT BRAINLIEST FOR THE PERSON WHO HELPS ME FIRST!!!

question: Which expression uses the associative property to make it easier to evaluate <the numbers in the picture>​

Answers

Answer:

d

Step-by-step explanation:

The Ruler below shows 7-inches segment divided into 2 equal parts. What is the length of one of those parts. Fill in the blanks in the equation using fractions or mixed numbers to show the length of one parts. The bla

Answers

Answer:

[tex]3\frac{1}{2}[/tex]

Step-by-step explanation:

If the ruler is divided into 2 equal parts, divide 7 inches by 2

7/2 = 3.5 or 3[tex]\frac{1}{2}[/tex]

I will give brainliest to the correct answer!

Answers

Answer:

n hh hhbbhvhj vhvhjl

Step-by-step explanation:

I believe it is D. Following the rules of exponents you subtract down and non of the options show the correct number for either exponent

(PLEASE HELP)




(solve using substitution


There are a total of 64 students in a drama club and a year yearbook club. The drama club has 10 more students than the yearbook club.

A. Write the system of linear equations that represents this situation. let x represent the number of students in the drama club and y represents the number of students in the yearbook club.

(fill in the blanks)

System of equations: x= ___

___x + ___y = 64 d

B. How many students are in the drama club? The yearbook club?

There are __ students in the drama club.

There are __ students in the yearbook club

Answers

Answer:

x=y+10

1x+1y=64 d

y=27 year book club

x=37 drama club

Step-by-step explanation:

x=y+10

1x+1y=64 d

y+10+y=64

2y+10=64

2y=54

y=27

x=37

Answer:

Part A)

[tex]x=10+y\\\\ x+y=64[/tex]

Part B)

There are 37 students in the drama club.

And there are 27 students in the yearbook club.

Step-by-step explanation:

We know that there are 64 students in total in a drama and yearbook club.

The drama club has 10 more students than the yearbook club.

We will let x represent the number of students in the drama club and y represent the number of students in the yearbook club.

Part A)

Since the drama club (x) has 10 more students than however many the yearbook club (y) has, we can write:

[tex]x=10+y\\[/tex]

And since there are in total 64 students, x plus y must equal that sum. So:

[tex]x+y=64[/tex]

Part B)

We can substitute the first equation into the second:

[tex](10+y)+y=64[/tex]

Combine like terms:

[tex]2y+10=64[/tex]

Subtracting 10 from both sides:

[tex]2y=54[/tex]

Dividing by 2:

[tex]y=27[/tex]

So, the amount of students in y or the yearbook club is 27 students.

Since the drama club has 10 more, there are 37 students in the drama club.

Isaac and Sakura are both doing a science experiment where they are measuring the temperature of a liquid over time. Graphs that represent each of their data are shown below.

A graph titled Isaac's Experiment has time (minutes) on the x-axis and Temperature (degrees Fahrenheit) on the y-axis. A line goes through points (0, 80) and (2, 70).

A graph titled Sakura's Experiment has time (minutes) on the x-axis and Temperature (degrees Fahrenheit) on the y-axis. A line goes through points (0, negative 80) and (8, 0).

Which statement is correct?
The slope of the graph that represents Isaac’s data is positive, and the slope of the graph that represents Sakura’s data is positive.
The slope of the graph that represents Isaac’s data is positive, and the slope of the graph that represents Sakura’s data is negative.
The slope of the graph that represents Isaac’s data is negative, and the slope of the graph that represents Sakura’s data is positive.
The slope of the graph that represents Isaac’s data is negative, and the slope of the graph that represents Sakura’s data is negative.

Answers

Answer:

option c/3rd answer

Step-by-step explanation:

srry dont have an explanation

24, 12, 6....
Find the 8th term.

Answers

Answer:

is seems to be multiplied by 0.5 for each term so 24,12,6,3,1.5,0.75,0.375,and 0.1875 the eighth term is 0.1875

Step-by-step explanation:

A bank is offering 2.5% simple interest on a savings account. If Jayden deposits $5000,
how much interest will he earn in 18 months?

Answers

Answer:

$2250

Step-by-step explanation:

First, find how much more Jayden will get each month by doing 2.5% of 5000, or multiplying 0.025 * 5000 = $125 per month.

Then, since Jayden is leaving it there for 18 months, you can do 125 * 18 = 2250.

The interest he will earn is $2250

Solve for p

- 10p + 3(8 + 8p) = -6(p - 4)

Answers

Answer:

p = 0

Step-by-step explanation:

Given expression:

- 10p + 3(8 + 8p) = -6(p - 4)

Solving for p:

-10p + 24 + 24p = -6p + 2414p + 24 = -6p + 2414p + 6p = 24 - 2420p = 0p = 0

Answer:

Step-by-step explanation:

here you go mate

step 1

- 10p + 3(8 + 8p) = -6(p - 4)  equation

step 2

- 10p + 3(8 + 8p) = -6(p - 4)  simplify by distributing

14p+24=-6p+24

step 3

14p+24=-6p+24  subtract 24 from each sides

20p=0

step 4

20p/20=0/20  divide both sides by 20

answer

p=0

y = x + 8
X + y = 2
solve system by substitution

Answers

Answer:

x=-3 y=-5

Step-by-step explanation:

y = x + 8

X + y = 2

First take the first equation and input it into the second equation.

X+ (x+8)= 2

Now simplify

X+x+8=2

2x+8=2

    -8=-8

2x= -6

÷2   ÷2

x= -3.

Now that you have the x value, input it into the first equation to find y.

y= (-3) +8

y= -5

The solution to the given system of equations is x = -3 and y = 5.

What is the equation?

The equation is defined as mathematical statements that have a minimum of two terms containing variables or numbers that are equal.

The system of equations is given in the question:

y = x + 8  ...(i)

x + y = 2  ...(ii)

We have to determine the solution to the given system of equations.

Solving given equations using the substitution method.

First, substitute the value of the equation y = x + 8 in equation (ii), and solve for x:

x +  x + 8 = 2

2x + 8 = 2

2x = 2 - 8

2x = -6

x = -3

Now, substitute the value of the equation y = x + 8 in equation (ii), and solve for y:

y = -3 + 8

y = 5

Thus, the required solution is x = -3 and y = 5.

Learn more about the equation here:

brainly.com/question/10413253

#SPJ2

Determine an expression that would represent the area of the figure shown.
5x + 9
3x + 7
A
15x2 + 62x + 63
B
15x2 + 63
с
8x2 + 243 + 16

Answers

Answer:

Option A : 15x² + 62x + 63 is the correct answer.

Step-by-step explanation:

Given measurements of the figure are:

5x + 9 and 3x + 7

We have to find the area. We can find the area by multiplying the two expressions.

Area = (5x+9) * (3x+7)

Area = 5x (3x+7) +9(3x+7)

Area = 15x² + 35x + 27x + 63

Area = 15x² + 62x + 63

Hence,

Option A : 15x² + 62x + 63 is the correct answer.

HELP!! ASAP!!! What can you tell about the mean of each distribution?

Answers

Answer:

b

Step-by-step explanation:

If
f(x) = x² – 3x
then find x if f(x)=10. 3,-5

Answers

100-3(10) = 70 is the answer befall you have to do is plug 10 in for x

Figure V is the result of a transformation on Figure U. Which
transformation would accomplish this?
Fitur Vi
A translation 2 units left
A rotation 90 counterclockwise about the origin
A translation 2 units right
A rotation 90° clockwise about the origin
Submit Answer

Answers

Answer: A rotation 180 counterclockwise about the origin

Fingure u is turned a half circle counterclockwise to form figure V

Guys please which one is the right answer

Answers

Answer: I think the answer is B

Step-by-step explanation:

8(x-4) = 8(1-4) = 8-32

2(4x-16) =2(4*1-16) = 8-32

8(x-4) = 8(2-4) = 16-32

2(4x-16) = 2(4*2-16) = 16-32

Answer:

B. Infinitely many solutions.

Step-by-step explanation:

8(x - 4) = 2(4x - 16)

^--This is the original equation.

If we replace x with 1...

we have the same equation, but we add an extra set of brackets. (You'll see why in a second)

8(1 - 4) = 2{4(1) - 16}

1 - 4 = -3

We start by subtracting 4 from 1. When using positive numbers, we can't do this, however. This gets us to -3. leave it in the parenthesis though!

8(-3) = 2{4(1) - 16}

4(1) = 4

Now, the reason we made an extra set of brackets is because 4x is asking you to multiply 4 by x. but as a number, you have to make an extra set of parenthesis to show that. 4 x 1 = 4 so it stays as a 4.

8(-3) = 2(4 - 16)

^-- Now, we are given this new equation. We'll move away from 8(-3) for just a second, to finish the other parenthesis. But still don't remove the parenthesis for 8(-3)!

4 - 16 = -12

We know that 4-16 would also not be possible with positive numbers, but for this equation, as said before.. you're using negative numbers. so 4 - 16 = 12

8(-3) = 2(-12)

^-- And again, we have a new equation. 8(-3) = 2(-12). Don't remove the parenthesis, as I have said before.

8(-3) = -24

Again, the equation shows with parenthesis, it wants us to multiply. Now we take 8, and multiply it by -3. This is a bit tricky, as it is with negative numbers. But in the end, you should have -24.

-24 = 2(-12)

^--The equation becomes -24 = 2(-12). We'll have to multiply again, so keep the parenthesis.

2(-12) = -24

2(-12) Is also asking you to multiply, so now we do the same as before, which again, is a bit tricky because we are using negative numbers. You should end up with -24 though.

-24 = -24

^--Now, you have -24 = -24. This is true since both are the same number.

8(x - 4) = 2(4x - 16)

^-- Here's our wonderful equation again! Let's replace X with a 2 this time!

If you don't understand, read the tips from above to understand what I'm doing in the following equations!

8(2 - 4) = 2{4(2) - 16}

2 - 4 = -2

8(-2) = 2{4(2)-16}

4(2) = 8

8(-2) = 2(8 - 16)

8 - 16 = -8

8(-2) = 2(-8)

8(-2) = -16

-16 = 2(-8)

2(-8) = -16

-16 = -16

And again, we get the same two numbers!

Hope I helped! <3

¿Cuántas diagonales tiene un cuadrado de 64 centímetros de perímetro? Ayudenme pliss esq no entendí la pregunta :(

Answers

Answer:

English: the diagonal length and probably be 22.2

Spanish: la longitud diagonal y probablemente sea 22,2

please help! will do anything!! find t and e

Answers

Answer:

e=15.33

t=17.88

Step-by-step explanation:

e/9.1=9.6/5.7

cross multiply

5.7e=87.36

e=15.33

t/9.1=11.2/5.7

cross multiply

5.7t=101.92

t=17.88

Last year, the tree in Pedro’s front yard was 5 feet tall. This year, the tree is 2 feet less than the height of Pedro’s house. Pedro’s house is 17 feet tall. How tall is the tree?

Answers

Answer:

The tree is 15 feet tall.

Step-by-step explanation:

Given that:

Height of tree last year = 5 feet tall

Height of tree this year = Height of Pedro's house - 2 feet

Height of Pedro's house = 17 feet

Height of tree this year = 17 - 2

Height of tree this year = 15 feet

Hence,

The tree is 15 feet tall.

do a y=mx+b equation

Answers

Answer:

y=-2x

Step-by-step explanation:

The y-intercept is 0 so b is 0

and it is going down   2 right 1 so it is -2/1  -2/1 =-2 so it is y= -2x

Answer:

y = -2x + 0

Step-by-step explanation:

y = mx + c

m = gradient and c = y intercept ( the point where the line intercepts the y axis)

Firstly, we can tell the gradient is negative because it has a negative slope (sorta like down a hill) where as x increases y decreases.

To calculate the gradient you use the equation y/x

Pick anywhere on you graph and measure. I have taken from (0,0) to (0,-4) for y and (0,-4) to (2,-4) for x.

Next subtract them (0,-4) - (0,0) = 0,-4. Then take that - 4 for y

Next subtract for them for x (0,-4) - (2,-4) = 0- 2 and -4 -(-4)

                                                                    = -2 and -4 + 4 = 0

                                                                    = -2

So y = -4 and x = -2

y/x = 4/2 = 2

Because we know our gradient is negative add a minus and we get our gradient as -2

For y intercept simply find where the line crosses through the y axis, which in this question happens to be 0

answer = -2x + 0

7y-4y+2=
What’s the answer?

Answers

Answer:

3y + 2 =

Step-by-step explanation:

7y - 4y = 3y

3y and 2 are not like terms, so you can't add any further

627272(62)=26622 step by step = 263822

help please due in a hour

Answers

Answer:

100 inches to teh third power

Step-by-step explanation:

V=lwh

V=10*5*2

V=50*2

V=100

Answer:

=100

Step-by-step explanation:

You solve for volume by doing length*width*height=volume

10*5=50

50*2=100

Use rounding to estimate the product. 4three-fourths • 7Start Fraction 2 over 17 End Fraction A. about 28 B. about 32 C. about 35 D. about 40

Answers

Answer:

I think the answer is  D

Step-by-step explanation:

Write an equation of the direct variation that includes the point (- 6, - 16)

Answers

Answer:

idek

Step-by-step explanation:

2x+2y=-4 6x-2y=12
Solved emliltnation

Answers

Answer:

(1,-3)

Step-by-step explanation:

Add the equations in order to solve for the first variable. Plug this value into the other equations in order to solve for the remaining variables.

A 20ft ladder is resting against the side of a house. The base of the ladder is 4ft away from the house. How high above the ground does the ladder touch the house? Round your answer to one decimal place.

Answers

19.6.
C^2-A^2=B^2
20^2-4^2=19.595

Please help due soon :)

Answers

I’m pretty sure the answer is b because the triangles are congruent

Solve the system of equations 9x – 4y = -3 and - 7x + 5y = -9 by combining
the equations.

Answers

Answer:

(-3,-6)

Step-by-step explanation:

I can't really explain it, sorry about that.

PLS HELP IF U CAN 6TH GRADE MATH TEST GARDE & PLS ANSWER BOTH QUESTIONS PLS

Answers

Answer:

80 an36

Step-by-step explanation:

help it is impossible

Answers

d is the correct answer
hope it helps

9, 15, 1, 19, 4,6
Median

what’s the median?? or how do you find out the median so i can learn.

Answers

Answer:

is 7.5 hope i help

Step-by-step explanation:

u put them in order from least to greatest

1 , 4, 6, 9, 15, 19

then  take out one number from each side after that u are left with 6 and 9 and whats in the middle of does two numbers ? well u just estimate and it might be 7.5

perimeter
pi = 22/ 7 any help? ​

Answers

Step-by-step explanation:

I) 9+9+9+9=36

Ii)radius is 4.5 L=2piR= 2pi(4.5)= 9pi

Iii) A=piR^2= pi(4.5)^2 = 20.5pi

IV) 9×9 =81

V) 81-20.5pi = 16.597

Answer:

this is a required answer.

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