2m=m-8=7

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Solution for 2m=m-8=7 equation: 



2m=m-8=7

We move all terms to the left:

2m-(m-8)=0

We get rid of parentheses

2m-m+8=0

We add all the numbers together, and all the variables

m+8=0

We move all terms containing m to the left, all other terms to the right

m=-8

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