-7m=15-2m

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Solution for -7m=15-2m equation: 



-7m=15-2m

We move all terms to the left:

-7m-(15-2m)=0

We add all the numbers together, and all the variables

-7m-(-2m+15)=0

We get rid of parentheses

-7m+2m-15=0

We add all the numbers together, and all the variables

-5m-15=0

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

-5m=15

m=15/-5

m=-3

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