9m+8=8m-13

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Solution for 9m+8=8m-13 equation:


Simplifying
9m + 8 = 8m + -13

Reorder the terms:
8 + 9m = 8m + -13

Reorder the terms:
8 + 9m = -13 + 8m

Solving
8 + 9m = -13 + 8m

Solving for variable 'm'.

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

Add '-8m' to each side of the equation.
8 + 9m + -8m = -13 + 8m + -8m

Combine like terms: 9m + -8m = 1m
8 + 1m = -13 + 8m + -8m

Combine like terms: 8m + -8m = 0
8 + 1m = -13 + 0
8 + 1m = -13

Add '-8' to each side of the equation.
8 + -8 + 1m = -13 + -8

Combine like terms: 8 + -8 = 0
0 + 1m = -13 + -8
1m = -13 + -8

Combine like terms: -13 + -8 = -21
1m = -21

Divide each side by '1'.
m = -21

Simplifying
m = -21

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