-m+4=8m-m

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



-m+4=8m-m

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

-1m-(+7m)+4=0

We get rid of parentheses

-1m-7m+4=0

We add all the numbers together, and all the variables

-8m+4=0

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

-8m=-4

m=-4/-8

m=1/2

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