7-8m=57

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Solution for 7-8m=57 equation: 



7-8m=57

We move all terms to the left:

7-8m-(57)=0

We add all the numbers together, and all the variables

-8m-50=0

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

-8m=50

m=50/-8

m=-6+1/4

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