3m-8m=7-4

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Solution for 3m-8m=7-4 equation: 



3m-8m=7-4

We move all terms to the left:

3m-8m-(7-4)=0

We add all the numbers together, and all the variables

3m-8m-3=0

We add all the numbers together, and all the variables

-5m-3=0

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

-5m=3

m=3/-5

m=-3/5

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