3m-9+12=6m-15

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Solution for 3m-9+12=6m-15 equation: 


Simplifying
3m + -9 + 12 = 6m + -15

Reorder the terms:
-9 + 12 + 3m = 6m + -15

Combine like terms: -9 + 12 = 3
3 + 3m = 6m + -15

Reorder the terms:
3 + 3m = -15 + 6m

Solving
3 + 3m = -15 + 6m

Solving for variable 'm'.

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

Add '-6m' to each side of the equation.
3 + 3m + -6m = -15 + 6m + -6m

Combine like terms: 3m + -6m = -3m
3 + -3m = -15 + 6m + -6m

Combine like terms: 6m + -6m = 0
3 + -3m = -15 + 0
3 + -3m = -15

Add '-3' to each side of the equation.
3 + -3 + -3m = -15 + -3

Combine like terms: 3 + -3 = 0
0 + -3m = -15 + -3
-3m = -15 + -3

Combine like terms: -15 + -3 = -18
-3m = -18

Divide each side by '-3'.
m = 6

Simplifying
m = 6

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