9m-12=2m+7

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Solution for 9m-12=2m+7 equation:


Simplifying
9m + -12 = 2m + 7

Reorder the terms:
-12 + 9m = 2m + 7

Reorder the terms:
-12 + 9m = 7 + 2m

Solving
-12 + 9m = 7 + 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 + 9m + -2m = 7 + 2m + -2m

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

Combine like terms: 2m + -2m = 0
-12 + 7m = 7 + 0
-12 + 7m = 7

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

Combine like terms: -12 + 12 = 0
0 + 7m = 7 + 12
7m = 7 + 12

Combine like terms: 7 + 12 = 19
7m = 19

Divide each side by '7'.
m = 2.714285714

Simplifying
m = 2.714285714

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