5-7m+9m=-18

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Solution for 5-7m+9m=-18 equation: 


Simplifying
5 + -7m + 9m = -18

Combine like terms: -7m + 9m = 2m
5 + 2m = -18

Solving
5 + 2m = -18

Solving for variable 'm'.

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

Add '-5' to each side of the equation.
5 + -5 + 2m = -18 + -5

Combine like terms: 5 + -5 = 0
0 + 2m = -18 + -5
2m = -18 + -5

Combine like terms: -18 + -5 = -23
2m = -23

Divide each side by '2'.
m = -11.5

Simplifying
m = -11.5

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