4m-12=2m-9

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Solution for 4m-12=2m-9 equation:


Simplifying
4m + -12 = 2m + -9

Reorder the terms:
-12 + 4m = 2m + -9

Reorder the terms:
-12 + 4m = -9 + 2m

Solving
-12 + 4m = -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.
-12 + 4m + -2m = -9 + 2m + -2m

Combine like terms: 4m + -2m = 2m
-12 + 2m = -9 + 2m + -2m

Combine like terms: 2m + -2m = 0
-12 + 2m = -9 + 0
-12 + 2m = -9

Add '12' to each side of the equation.
-12 + 12 + 2m = -9 + 12

Combine like terms: -12 + 12 = 0
0 + 2m = -9 + 12
2m = -9 + 12

Combine like terms: -9 + 12 = 3
2m = 3

Divide each side by '2'.
m = 1.5

Simplifying
m = 1.5

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