3m-3(-5m+7)=123

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Solution for 3m-3(-5m+7)=123 equation: 



3m-3(-5m+7)=123

We move all terms to the left:

3m-3(-5m+7)-(123)=0

We multiply parentheses

3m+15m-21-123=0

We add all the numbers together, and all the variables

18m-144=0

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

18m=144

m=144/18

m=8

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