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13=6-8m
We move all terms to the left:
13-(6-8m)=0
We add all the numbers together, and all the variables
-(-8m+6)+13=0
We get rid of parentheses
8m-6+13=0
We add all the numbers together, and all the variables
8m+7=0
We move all terms containing m to the left, all other terms to the right
8m=-7
m=-7/8
m=-7/8
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