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

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asked Feb 12, 2017 204k views

1 vote

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

Mathematics
high-school

Xavi Montero asked

by Xavi Montero

8.3k points

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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.

Kanmuri answered Feb 18, 2017

by Kanmuri

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

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