3m-9=5m-12

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Solution for 3m-9=5m-12 equation: 



3m-9=5m-12

We move all terms to the left:

3m-9-(5m-12)=0

We get rid of parentheses

3m-5m+12-9=0

We add all the numbers together, and all the variables

-2m+3=0

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

-2m=-3

m=-3/-2

m=1+1/2

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