Asked by hamptom

20+8y-9y-21

which expression is equivalent?
A.2(10+4y-7y-19)
B.2(10+4y)-3(y-7)
C.4(5+2y-5y-17)
D.4(5+2y)-3(3y+7)

10 years ago

Answered by Steve

20+8y-9y-21 = -y-1
Now check the others:
2(10+4y-7y-19)
= 2(-3y-9)
= -6y-18
Nope

and so on

Hint: try grouping for #D

10 years ago

Answered by Heleena

D.4(5+2y-3(3y+7)

7 years ago

Answered by Ziria

My answer is B.

5 years ago

Answered by ur mom

i got D for sure because im smart like that

3 years ago

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