9m+3m-2=130

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Solution for 9m+3m-2=130 equation: 



9m+3m-2=130

We move all terms to the left:

9m+3m-2-(130)=0

We add all the numbers together, and all the variables

12m-132=0

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

12m=132

m=132/12

m=11

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