7-4m=-m-8

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



7-4m=-m-8

We move all terms to the left:

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

We add all the numbers together, and all the variables

-4m-(-1m-8)+7=0

We get rid of parentheses

-4m+1m+8+7=0

We add all the numbers together, and all the variables

-3m+15=0

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

-3m=-15

m=-15/-3

m=+5

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