-7+8(m+4)=81

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Solution for -7+8(m+4)=81 equation: 



-7+8(m+4)=81

We move all terms to the left:

-7+8(m+4)-(81)=0

We add all the numbers together, and all the variables

8(m+4)-88=0

We multiply parentheses

8m+32-88=0

We add all the numbers together, and all the variables

8m-56=0

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

8m=56

m=56/8

m=7

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