3(5+7m)=-132

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Solution for 3(5+7m)=-132 equation: 



3(5+7m)=-132

We move all terms to the left:

3(5+7m)-(-132)=0

We add all the numbers together, and all the variables

3(7m+5)-(-132)=0

We add all the numbers together, and all the variables

3(7m+5)+132=0

We multiply parentheses

21m+15+132=0

We add all the numbers together, and all the variables

21m+147=0

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

21m=-147

m=-147/21

m=-7

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