-2(m+6)+m=42

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Solution for -2(m+6)+m=42 equation: 



-2(m+6)+m=42

We move all terms to the left:

-2(m+6)+m-(42)=0

We add all the numbers together, and all the variables

m-2(m+6)-42=0

We multiply parentheses

m-2m-12-42=0

We add all the numbers together, and all the variables

-1m-54=0

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

-m=54

m=54/-1

m=-54

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