5m-9m+18=2m+72

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Solution for 5m-9m+18=2m+72 equation:


Simplifying
5m + -9m + 18 = 2m + 72

Reorder the terms:
18 + 5m + -9m = 2m + 72

Combine like terms: 5m + -9m = -4m
18 + -4m = 2m + 72

Reorder the terms:
18 + -4m = 72 + 2m

Solving
18 + -4m = 72 + 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
18 + -4m + -2m = 72 + 2m + -2m

Combine like terms: -4m + -2m = -6m
18 + -6m = 72 + 2m + -2m

Combine like terms: 2m + -2m = 0
18 + -6m = 72 + 0
18 + -6m = 72

Add '-18' to each side of the equation.
18 + -18 + -6m = 72 + -18

Combine like terms: 18 + -18 = 0
0 + -6m = 72 + -18
-6m = 72 + -18

Combine like terms: 72 + -18 = 54
-6m = 54

Divide each side by '-6'.
m = -9

Simplifying
m = -9

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