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Combine like terms.9 + 18s – 7s a. 20s b. 9 + 11s c. 9 – 11s d. 20
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1 vote
Combine like terms.9 + 18s – 7s
a. 20s
b. 9 + 11s
c. 9 – 11s
d. 20

User Xavi Montero
by
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1 Answer

3 votes
9+ 18s -7s
= 9+ (18s -7s) (combine like terms)
= 9+ 11s

The correct answer is b. 9+ 11s.
User Kanmuri
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