A local rectangular patio that originally measured 5 feet by 10 feet was extended on one side each by x feet. The area of the new, larger, L-shaped extension is 126 square feet.

Write an equation that could be used to solve for x.

Explain how you arrived at your equation, i.e. how does it model the situation stated.

Find the value of x by solving your equation. Show your work.

Answers

Answer 1

Answer:

x=4

Step-by-step explanation:

(5+x)(10+x)=126

50+5x+10x+x^2 = 126

x^2 + 15x +50=126

x^2 + 15x - 76 = 0

(x+19)(x-4) = 0

X=-19, 4

X=-19 is not possible

x=4


Related Questions

what is 6/10 in simplist form

Answers

Answer:

3/5

Step-by-step explanation:

both 6 and 10 divide by 2. divide each number by 2 and you get 3/5

Answer:

3/5

Step-by-step explanation:

To find the simplest form of 6/10, you must reduce the fraction.

I did this by dividing both the numerator and denominator by 2, therefore making it 3/5, (because it cannot be reduced evenly anymore).

Hope this helps :)

PLEASE HELP DUE IN A FEW MINUTES TOO(FOR THE PERSON THIS IS MEANT FOR INSTEAD OF 66 YOU WILL GET 67)

Evaluate these two following angle

Answers

Answer:

..

Step-by-step explanation:

for the first one is 40 and d and f are 140

for the second one g is 155 and h is 180

Answer:

Hello!

1st problem: e = 40 d = 140 f = 140

Each of these will add up to 360 degrees so what I did was find the measurements that would accurately add up and thats how i got my answers

2nd problem: g = 155 h = 180

(b) Beth multiplies a number by 3 and divides the answer by 10.
By what fraction has the number been reduced?
(b)
[2]

Answers

Answer:

3/10

Step-by-step explanation:

Multiplies:

x*3

divides

x*3

10

The number is reduced by a fraction 3/10

Fractions

Fractions are expressed in the form a/b where a and b are integers;

Let the unknown number be "x"

If Beth multiplies a number by 3, the resulting expression will be 3x

If the result is divided by 10, the final expression will be 3x/10

From the final expression, you can see that the coefficient of the unknown variable x is 3/10. Hence the number is reduced by a fraction 3/10

Learn more on fraction here: https://brainly.com/question/78672

rachel is a stunt driver, and shes escaping from a building that is about to explode!
the variable d models rachels distance from her exit (in meters) t seconds after the cameras began recording the stunt.
d = -38t + 220

Answers

Answer:

I think this would be 182

Step-by-step explanation:

If using the method of completing the square to solve the quadratic equation x^2+11x-38=0 which number would have to be added to "complete the square"?

Answers

Answer:

121/4

Step-by-step explanation:

To complete the square, we have to work with the coefficient of x

We have to divide the coefficient of x by 2, square it and add it to both sides

So we divide 11 by 2; which is 11/2; then square it

we have this as 121/4

This number is what we are going to have added

Answer:

           You need to add   [tex]\dfrac{121}4[/tex]

Step-by-step explanation:

[tex]x^2+11x-38=0\\\\x^2+2\cdot\frac{11}2x-38=0\\\\\underline{x^2+2\cdot x\cdot\frac{11}2+\bold{\big(\frac{11}2\big)^2}}-\big(\frac{11}2\big)^2-38=0\qquad\qquad\qquad\{\big(\frac{11}2\big)^2=\frac{121}4\}\\\\ \big(x+\frac{11}2\big)^2-\frac{121}4-\frac{152}4=0\\\\ \big(x+\frac{11}2\big)^2-\frac{273}4=0\\\\ \big(x+\frac{11}2\big)^2=\frac{273}4[/tex]

[tex]x+\frac{11}2=\pm\frac{\sqrt{365}}2 \\\\x=\frac{-11\pm\sqrt{365}}2[/tex]

Iliana was part of a group that was working on changing 0.ModifyingAbove 4 with bar to a fraction. Each member of the group had a different answer. Which answer is correct?

Answers

Answer:

4 /9

Step-by-step explanation:

All we have to do is evaluate the options in other to compare the result :

4 / 10 = 0.4

4 / 9 = 0.4444444...

9/ 4 = 2.25

Large Small
Blue 17 3
Red 8 12
Find: P(Small and Blue)
Remember to reduce your answer.
Enter

Answers

The probability of getting blue with small is 3/20 because 3 is the small quantity and 20 is the total blue.

Give details according to the question :

Total number of blue

Sum of larger and small  = 17+3 = 20

Total number of red

Sum of large and small = 8+12 = 20

Now,

Probability :

The probability formula is used to compute the probability of an event occurring.

P(A) = n(A)/n(S)

Where,

P(A) is the probability of an event “A”

n(A) is the number of favorable outcomes

n(S) is the total number of events in the sample space

Note: Here, the favorable outcome means the outcome of interest.

n(A) is the number of favorable outcomes = 3

n(S) is the total number of events in the sample space = 20

P(Small and Blue)= 3/20

Learn more about Probability: brainly.com/question/11234923

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Answer:

3/40

Step-by-step explanation:

:)

the diameter of a circle is 26 yards. what is the circle's area​

Answers

Step-by-step explanation:

[tex]196\pi[/tex]

is the answer

plz mark as brainliest

solve the equation (2y-6)(y+3)=0

Answers

See the picture below

Answers :

y = 3

Step-by-step explanation:


What is the mean amount raised by the students?

Answers

Step-by-step explanation:

[tex]mean = \frac{(25.25 + 17.50 + 4.75 + 45.00 + 33.50 + 11.70 + 23.80 + 38.00 + 17.75 + 14.25)}{10} \\ = 23.15[/tex]

Each of these equations represents the same function written in different forms.

Standard Form: f(x)=x2−2x−8
Factored Form: f(x)=(x+2)(x−4)
Vertex Form: f(x)=(x−1)2−9

The zeros of a function are the values of x for which the function is equal to zero. Which form of the equation makes it easiest to see the zeros of the function?

Answers

Answer:  f(x)=(x+2)(x−4) because you can see when each factor is equal to zero.

Step-by-step explanation:

The form of the equation that makes it easiest to see the zeros of the function is (b) Factored Form: f(x)=(x+2)(x−4)

How to determine the true statement?

When an equation has been factored, the zeros of the equation can be determined by equation the function to 0.

This means that we simply equate the factored form of the equation to 0.

Hence, the form of the equation that makes it easiest to see the zeros of the function is (b) Factored Form

Read more about quadratic equations at:

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Two shops, waitrose and budgens sell the same brand of cans of soup but with different offers. Calculate the price for 18 tins at each shop. 6 for £4.25 9 for £6.14

Answers

Answer:

Waitrose: £12.75

Budgens: £12.28.

Step-by-step explanation:

The price of 6 tin cans in waitrose is £4.25

The price of 9 tin cans in budgens is £6.14

The price of one tin can in waitrose is

[tex]\dfrac{4.25}{6}[/tex]

The price of 18 tin cans in waitrose will be

[tex]\dfrac{4.25}{6}\times 18=\pounds 12.75[/tex]

The price of one tin can in budgens is

[tex]\dfrac{6.14}{9}[/tex]

The price of 18 tin cans in budgens will be

[tex]\dfrac{6.14}{9}\times 18=\pounds12.28[/tex]

The price of 18 tin cans in waitrose is £12.75 and in budgens is £12.28.

ANYONE PLS HELP!!! ASAP!!!

Answers

Answer:

76

Step-by-step explanation:

Laura used 12 1/2 square feet of cloth to make 3 dresses. How many square feet of cloth are required to make 12 similar dresses?

Answers

Answer:

50 sq ft

Step-by-step explanation:

12.5 sq ft is used to make 3 dresses. Laura will repeat this 4 times since she is making 12 dresses (3x4=12). So, 12.5 x 4 = 50

Therefore, the answer is 50 sq ft.

Hope it help! Don't forget to give me Brainliest!!

Love ya! :)

Nico dropped the brand new bottle of dog shampoo and 3 ounces spilled out. He measures 1 and one-fourth ounces each time he shampoos his dog and the bottle of shampoo originally contained 30 and one-half ounces. Which is the correct equation and value of x, the number of times Nico can bathe his dog using this one bottle?
1 and one-fourth x minus 3 = 30 and one-half; x = 22 times
1 and one-fourth x + 3 = 30 and one-half; x = 27 times
1 and one-fourth x + 3 = 30 and one-half; x = 22 times
1 and one-fourth x minus 3 = 30 and one-half; x = 27 times

Answers

Answer:

B

Step-by-step explanation:

Answer:

The answer is A (1 1/4x -3 = 30 1/2; x = 22 times), i just finished the test on edge 2021, good luck! :)

Help, with an explanation please

Answers

Answer:

[tex]c = 2 \times 8 \times 3.14 = 50.24[/tex]

answer:

50.24 in

step-by-step explanation:

the question is asking us to find the circumferencethe formula is given: C = 2πrall we have to do is plug in the info we know or get

C = 2πr

C = 2(3.14)(8)

the diagram given us the radius since the line is half only — 8we have to use the given pi value — 3.14now solve the equation

C = 2(3.14)(8)

C = 50.24 in

Roberto delivers 252 newspapers each morning. This morning, he has already delivered 197. He subtracts to find that he has 55 left to deliver today.

252 minus 197 = 55. 2 in the hundreds column is crossed out and 1 is above it. 5 in the tens column is crossed out and 14 is above it. 2 in the ones column is crossed out and 12 is above it.

Which equations can he use to verify his calculation? Check all that apply.

197 + 55 = 252
197 – 55 = 142
252 – 55 = 197
252 + 197 = 449
55 + 55 = 110

Answers

A. 197 + 55 = 252

C. 252 – 55 = 197

Step-by-step explanation:

hope this helps :)

Mary invests $1.200 in an account that earns 6% annual interest, compounded continuously. What is the value of the account after 7 years? Round your answer to the nearest dollar

Answers

Answer:

$1,826

Step-by-step explanation:

Given that

The amount invested is $1,200

The annual rate of interest is 6%

And, the time period is 7

We need to find the value of the account after 7 years in the case of compounded continuously

We know that for compounded continuously, the following formula should be used

= Amount invested ×e^(rate, time)

= $1,200 × e^(0.06 ×7)

= $1,200 × e^0.42

= $1,826

Can someone do this please

Answers

Answer:

124 degrees

Step-by-step explanation:

We know that a straight line is equal to 180 degrees. Therefore, all of these angles combined have to be equal to 180 degrees. This means the equation will be 3x+94+x+30+2x-4=180. Combine like terms to get 6x+120=180. 6x=60. x=10. Now that we know x, we plug it into the equation to find angle AOC. This will make the equation 3(10)+94. This is equal to 30+94 which is equal to 124. Therefore, angle AOC is equal to 124 degrees.

If this helps please mark as brainliest

Can you make y=-(x+2)^2+17 standard form?

Answers

Answer:

y = - x² - 4x + 13

Step-by-step explanation:

The equation of a parabola in standard form is

y = ax² + bx + c ( a ≠ 0 )

Given

y = - (x + 2)² + 17 ← expand factor using FOIL

   = - (x² + 4x + 4) + 17 ← distribute parenthesis by - 1

   = - x² - 4x - 4 + 17 ← collect like terms

y = - x² - 4x + 13

Answer:

y = -x² -4x +13

Step-by-step explanation:

y = - ( x+2)² + 17

y = - x² -4x -4 +17

y = -x² -4x +13

What is the simplified form of StartRoot 10,000 x Superscript 64 Baseline EndRoot ?

5000x Superscript 32
5000x Superscript 8
100x Superscript 8
100x Superscript 32

Answers

Answer:

5000x^8

Step-by-step explanation:

Answer:

D

Step-by-step explanation:

Which of the following is not a property of a parallelogram?

1. Diagonals bisect each other

2. Consecutive angles are supplementary

3. Opposite sides are congruent

4.Opposite angles are congruent

5. Consecutive angles are complementary

Thank you so much for helping me!

Answers

1. Diagonal slaps bisect each other

Can someone helppp Mr. Jones surveyed 300 men and 250 women about their vehicles. Of those surveyed, 78
men and 95 women said they own an SUV. If a person is chosen at random from
those surveyed, what is the probability of choosing a woman or a person that owns an SUV?

Answers

Answer:

did you find the answer

Step-by-step explanation:

If -1 and -2 are the zeroes of a polynomial 2x 3 -x 2 -5x-2, find its third zero

Answers

Answer:

The third zero is 1.

Step-by-step explanation:

-112/3 x (-4 1/5) =?

Answers

Answer:

sorry Wala po akong answer ehhh sorry

Look at this set of ordered pairs:
(18, 17)
(12, 11)
(0,8)
(6, 7)
Is this relation a function?
yes
no

Answers

Answer: Yes

If I remember correctly, I believe these ordered pairs indicate a function, as there is exactly 1 output for every input (i.e., (output, input)). If there were 2 inputs of the same number, that'd make this relation not a function.

hey! please help i’ll give brainliest

Answers

Answer:

-ing

Step-by-step explanation:

The only example I can give is: trying to be. -ing "to be" makes the statement a continuous present tense.

Hope this helps :)

What is the value of
NICO
?
81
16
16
81
16
81
81
16

Answers

the answer is the last one, 81/16

I need someone to do a whole semesters worth of work for 7 classes

Answers

And only 5 point? And nothing else?

Answer:

same

Step-by-step explanation:

we are screwed

ahhh

A worker earns a 3% increase in her annual salary for each of 5 years. They plan to continue working in their position for an additional n years. If they continue to earn a 3% increase in their annual salary, what statement could describes the expression that can be used to calculate the total percent increase in their annual salary from the first year to the last year

Answers

Answer:

Given that a worker earns a 3% increase in her annual salary for each of 5 years, and they plan to continue working in their position for an additional N years, if they continue to earn a 3% increase in their annual salary, to determine what statement could describe the expression that can be used to calculate the total percent increase in their annual salary from the first year to the last year the following calculation should be performed:

1 + 0.03 (interest rate) ^ N (number of years) = final interest rate

1.03 ^ N = Final interest rate

Thus, for example, if it were invested for 5 years, the equation would operate as follows:

1.03 ^ 5 = X

1.16 = X

The total percent increase in their annual salary from the first year to the last year is [tex](1.03)^n[/tex].

What is Percentage?

A percentage is a way to describe a part of a whole. such as the fraction 1/4 can be described as 0.25 which is equal to 25%.

To convert a fraction to a percentage, convert the fraction to decimal form and then multiply by 100 with the '%' symbol.

As it is given that the annual salary of the worker increases at a rate of 3%. therefore, the salary of the worker increases compounded at a rate of 3% annually. Therefore, the salary of the worker after n number of years can be written as,

[tex]A = P(1+\dfrac{r}{100})^n[/tex]

where A is the final salary of the worker, P is the initial salary of the worker, r is the rate at which the salary is increasing, and n is the number of years.

Substituting the values in the formula,

[tex]A = P(1+\dfrac{3}{100})^n\\\\A = P(1.03)^n[/tex]

Hence, the total percent increase in their annual salary from the first year to the last year is [tex](1.03)^n[/tex].

Learn more about Percentage:

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