-3-5m=42

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Solution for -3-5m=42 equation: 



-3-5m=42

We move all terms to the left:

-3-5m-(42)=0

We add all the numbers together, and all the variables

-5m-45=0

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

-5m=45

m=45/-5

m=-9

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