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23 votes
23 votes
4.

Which equation is an identity?


A. 5y + 5 = 5y – 6

B. 8 – (6v + 7) = –6v – 1

C. 3w + 8 – w = 4w – 2(w – 4)

D. 6m – 6 = 7m + 9 – m

User Iur
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1 Answer

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21 votes

Answer: C. 3w + 8 – w = 4w – 2(w – 4)

(3w - w) + 8 = 4w - 2w -2(-4)

2w + 8 = 2w + 8

Explanation:

User DHlavaty
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