7m-4=12+9m

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Solution for 7m-4=12+9m equation:


Simplifying
7m + -4 = 12 + 9m

Reorder the terms:
-4 + 7m = 12 + 9m

Solving
-4 + 7m = 12 + 9m

Solving for variable 'm'.

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

Add '-9m' to each side of the equation.
-4 + 7m + -9m = 12 + 9m + -9m

Combine like terms: 7m + -9m = -2m
-4 + -2m = 12 + 9m + -9m

Combine like terms: 9m + -9m = 0
-4 + -2m = 12 + 0
-4 + -2m = 12

Add '4' to each side of the equation.
-4 + 4 + -2m = 12 + 4

Combine like terms: -4 + 4 = 0
0 + -2m = 12 + 4
-2m = 12 + 4

Combine like terms: 12 + 4 = 16
-2m = 16

Divide each side by '-2'.
m = -8

Simplifying
m = -8

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