8m+3m+9=m-11

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Solution for 8m+3m+9=m-11 equation: 



8m+3m+9=m-11

We move all terms to the left:

8m+3m+9-(m-11)=0

We add all the numbers together, and all the variables

11m-(m-11)+9=0

We get rid of parentheses

11m-m+11+9=0

We add all the numbers together, and all the variables

10m+20=0

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

10m=-20

m=-20/10

m=-2

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