-3(4+7m)=156

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Solution for -3(4+7m)=156 equation: 



-3(4+7m)=156

We move all terms to the left:

-3(4+7m)-(156)=0

We add all the numbers together, and all the variables

-3(7m+4)-156=0

We multiply parentheses

-21m-12-156=0

We add all the numbers together, and all the variables

-21m-168=0

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

-21m=168

m=168/-21

m=-8

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