Simplify the expression. -3m + 2n + 9m
2 answers:
Answer:
6m+2n
Step-by-step explanation:
Rearrange the order of the equation so it's like this:
9m-6m+2n
then you subtract 3m from 9m and you get 6m so the answer is 6m+2n
Answer:
Step-by-step explanation:9m -3m +2n = 6m+2n
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Answer:
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Step-by-step explanation:
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