-18=3+4m+7

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Solution for -18=3+4m+7 equation: 



-18=3+4m+7

We move all terms to the left:

-18-(3+4m+7)=0

We add all the numbers together, and all the variables

-(4m+10)-18=0

We get rid of parentheses

-4m-10-18=0

We add all the numbers together, and all the variables

-4m-28=0

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

-4m=28

m=28/-4

m=-7

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