13m-9=15m

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Solution for 13m-9=15m equation:


Simplifying
13m + -9 = 15m

Reorder the terms:
-9 + 13m = 15m

Solving
-9 + 13m = 15m

Solving for variable 'm'.

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

Add '-15m' to each side of the equation.
-9 + 13m + -15m = 15m + -15m

Combine like terms: 13m + -15m = -2m
-9 + -2m = 15m + -15m

Combine like terms: 15m + -15m = 0
-9 + -2m = 0

Add '9' to each side of the equation.
-9 + 9 + -2m = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -2m = 0 + 9
-2m = 0 + 9

Combine like terms: 0 + 9 = 9
-2m = 9

Divide each side by '-2'.
m = -4.5

Simplifying
m = -4.5

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