3m+9=6m-30

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Solution for 3m+9=6m-30 equation: 



3m+9=6m-30

We move all terms to the left:

3m+9-(6m-30)=0

We get rid of parentheses

3m-6m+30+9=0

We add all the numbers together, and all the variables

-3m+39=0

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

-3m=-39

m=-39/-3

m=+13

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