163=m+m-9

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Solution for 163=m+m-9 equation:


Simplifying
163 = m + m + -9

Reorder the terms:
163 = -9 + m + m

Combine like terms: m + m = 2m
163 = -9 + 2m

Solving
163 = -9 + 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.
163 + -2m = -9 + 2m + -2m

Combine like terms: 2m + -2m = 0
163 + -2m = -9 + 0
163 + -2m = -9

Add '-163' to each side of the equation.
163 + -163 + -2m = -9 + -163

Combine like terms: 163 + -163 = 0
0 + -2m = -9 + -163
-2m = -9 + -163

Combine like terms: -9 + -163 = -172
-2m = -172

Divide each side by '-2'.
m = 86

Simplifying
m = 86

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