15m-12m-4m+m+20m=-20

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Solution for 15m-12m-4m+m+20m=-20 equation: 


Simplifying
15m + -12m + -4m + m + 20m = -20

Combine like terms: 15m + -12m = 3m
3m + -4m + m + 20m = -20

Combine like terms: 3m + -4m = -1m
-1m + m + 20m = -20

Combine like terms: -1m + m = 0
0 + 20m = -20
20m = -20

Solving
20m = -20

Solving for variable 'm'.

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

Divide each side by '20'.
m = -1

Simplifying
m = -1

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