-12=12m-42

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Solution for -12=12m-42 equation:


Simplifying
-12 = 12m + -42

Reorder the terms:
-12 = -42 + 12m

Solving
-12 = -42 + 12m

Solving for variable 'm'.

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

Add '-12m' to each side of the equation.
-12 + -12m = -42 + 12m + -12m

Combine like terms: 12m + -12m = 0
-12 + -12m = -42 + 0
-12 + -12m = -42

Add '12' to each side of the equation.
-12 + 12 + -12m = -42 + 12

Combine like terms: -12 + 12 = 0
0 + -12m = -42 + 12
-12m = -42 + 12

Combine like terms: -42 + 12 = -30
-12m = -30

Divide each side by '-12'.
m = 2.5

Simplifying
m = 2.5

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