8m-m=42

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Solution for 8m-m=42 equation: 



8m-m=42

We move all terms to the left:

8m-m-(42)=0

We add all the numbers together, and all the variables

7m-42=0

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

7m=42

m=42/7

m=6

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