3m-12=-15

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Solution for 3m-12=-15 equation: 



3m-12=-15

We move all terms to the left:

3m-12-(-15)=0

We add all the numbers together, and all the variables

3m+3=0

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

3m=-3

m=-3/3

m=-1

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