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geniusboy [140]
3 years ago
11

Simplify these expressions. a. 4x + 7x + (–x) b. –5yz + yz + 2yz

Mathematics
1 answer:
salantis [7]3 years ago
4 0

Answer:A. 10x. B. -2yz

Step-by-step explanation:

A. 4x+7x=11x

11x+(-x) = 11x-1x=10x

B. -5yz+yz=-4yz

-4yz+2yz=-2yz

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