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