5m-8m=-42

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Solution for 5m-8m=-42 equation: 


Simplifying
5m + -8m = -42

Combine like terms: 5m + -8m = -3m
-3m = -42

Solving
-3m = -42

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Divide each side by '-3'.
m = 14

Simplifying
m = 14

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