7y2 - 7y+ 4 -(-3y2 + 7y + 7) (Simplify your answer.)

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Aginsburg asked Dec 4, 2022

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4 votes

7y2 - 7y+ 4
-(-3y2 + 7y + 7)
(Simplify your answer.)

Mathematics
high-school

Aginsburg asked Dec 4, 2022

by Aginsburg

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2 Answers

24 votes

Answer:

7y + 4
-y - 7

Explanation:

1. 7y2 - 7y + 4

7y × 2 = 14y

14y - 7y + 4

= 7y + 4

2. -(-3y2 + 7y + 7)

-3y × 2 = -6y

-(-6y + 7y + 7)

-6y + 7y = 1y = y

= -y - 7

Aditya Talpade answered Dec 5, 2022

by Aditya Talpade

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24 votes

Answer:

10y2 -7y -3

Explanation:

7y2 + 3y2= 10y2

-7y

4 - 7=-3

Kukunin answered Dec 10, 2022

by Kukunin

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