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andreev551 [17]
3 years ago
14

the length of a rectangular goals is represented by the expression 14x-3x^2+2y. the width of the field is represented by the exp

ression 5x-7x^2+7y. how much greater is the length of the field than the width
Mathematics
1 answer:
prohojiy [21]3 years ago
3 0
Answer: 9x + 4x²

Explanation:


1) Length = 14x - 3x² + 2y

2) Width = 5x - 7x² + 7y

3) Length - width = [14x - 3x² + 2y] - [5x - 7x² + 7y]

4) Calculate:

i) Distribute the negative sign in front of the second polynomial:

14x - 3x² + 2y - 5x + 7x² - 2y

ii) Combine like terms:

9x + 4x²

5) Answer: 9x + 4x²
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Nadine saw that there was 4/5 of a pie left after their family picnic. Each slice of pie was 1/15 of the total pie. How many sli
Virty [35]

Given:

4/5 of a pie left after their family picnic.

Each slice of pie was 1/15 of the total pie.

To find:

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Solution:

Let x be the number of remaining slices of pie.

Part of total pie in one slice = \dfrac{1}{15}

Remaining part of total pie in x slices = \dfrac{1}{15}x

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Divide both sides by 5.

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4 0
3 years ago
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iris [78.8K]

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Step-by-.step explanation:

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3 0
3 years ago
Read 2 more answers
Help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
RoseWind [281]
Four spaces down: -4
Two spaces right: +2
 
So it will be (-4, 2)

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3 years ago
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