-7m=-8m-2

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



-7m=-8m-2

We move all terms to the left:

-7m-(-8m-2)=0

We get rid of parentheses

-7m+8m+2=0

We add all the numbers together, and all the variables

m+2=0

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

m=-2

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