7m-9m=12

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Solution for 7m-9m=12 equation: 


Simplifying
7m + -9m = 12

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

Solving
-2m = 12

Solving for variable 'm'.

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

Divide each side by '-2'.
m = -6

Simplifying
m = -6

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