-99-12m=122+m

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Solution for -99-12m=122+m equation:


Simplifying
-99 + -12m = 122 + m

Solving
-99 + -12m = 122 + m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
-99 + -12m + -1m = 122 + m + -1m

Combine like terms: -12m + -1m = -13m
-99 + -13m = 122 + m + -1m

Combine like terms: m + -1m = 0
-99 + -13m = 122 + 0
-99 + -13m = 122

Add '99' to each side of the equation.
-99 + 99 + -13m = 122 + 99

Combine like terms: -99 + 99 = 0
0 + -13m = 122 + 99
-13m = 122 + 99

Combine like terms: 122 + 99 = 221
-13m = 221

Divide each side by '-13'.
m = -17

Simplifying
m = -17

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