-8+4m=4+7m

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Solution for -8+4m=4+7m equation: 



-8+4m=4+7m

We move all terms to the left:

-8+4m-(4+7m)=0

We add all the numbers together, and all the variables

4m-(7m+4)-8=0

We get rid of parentheses

4m-7m-4-8=0

We add all the numbers together, and all the variables

-3m-12=0

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

-3m=12

m=12/-3

m=-4

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