m-12=3m+5

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Solution for m-12=3m+5 equation:


Simplifying
m + -12 = 3m + 5

Reorder the terms:
-12 + m = 3m + 5

Reorder the terms:
-12 + m = 5 + 3m

Solving
-12 + m = 5 + 3m

Solving for variable 'm'.

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

Add '-3m' to each side of the equation.
-12 + m + -3m = 5 + 3m + -3m

Combine like terms: m + -3m = -2m
-12 + -2m = 5 + 3m + -3m

Combine like terms: 3m + -3m = 0
-12 + -2m = 5 + 0
-12 + -2m = 5

Add '12' to each side of the equation.
-12 + 12 + -2m = 5 + 12

Combine like terms: -12 + 12 = 0
0 + -2m = 5 + 12
-2m = 5 + 12

Combine like terms: 5 + 12 = 17
-2m = 17

Divide each side by '-2'.
m = -8.5

Simplifying
m = -8.5

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