-3m+2m=12-3m

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Solution for -3m+2m=12-3m equation: 



-3m+2m=12-3m

We move all terms to the left:

-3m+2m-(12-3m)=0

We add all the numbers together, and all the variables

-3m+2m-(-3m+12)=0

We add all the numbers together, and all the variables

-1m-(-3m+12)=0

We get rid of parentheses

-1m+3m-12=0

We add all the numbers together, and all the variables

2m-12=0

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

2m=12

m=12/2

m=6

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