-7(m-3)-3m=81

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Solution for -7(m-3)-3m=81 equation: 



-7(m-3)-3m=81

We move all terms to the left:

-7(m-3)-3m-(81)=0

We add all the numbers together, and all the variables

-3m-7(m-3)-81=0

We multiply parentheses

-3m-7m+21-81=0

We add all the numbers together, and all the variables

-10m-60=0

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

-10m=60

m=60/-10

m=-6

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