12m+9=6-3m

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Solution for 12m+9=6-3m equation: 



12m+9=6-3m

We move all terms to the left:

12m+9-(6-3m)=0

We add all the numbers together, and all the variables

12m-(-3m+6)+9=0

We get rid of parentheses

12m+3m-6+9=0

We add all the numbers together, and all the variables

15m+3=0

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

15m=-3

m=-3/15

m=-1/5

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