7(m+3)=-42

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Solution for 7(m+3)=-42 equation: 



7(m+3)=-42

We move all terms to the left:

7(m+3)-(-42)=0

We add all the numbers together, and all the variables

7(m+3)+42=0

We multiply parentheses

7m+21+42=0

We add all the numbers together, and all the variables

7m+63=0

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

7m=-63

m=-63/7

m=-9

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