Solve for m
m=1
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12m-5-9m=-2
Subtract 9m from both sides.
3m-5=-2
Combine 12m and -9m to get 3m.
3m=-2+5
Add 5 to both sides.
3m=3
Add -2 and 5 to get 3.
m=\frac{3}{3}
Divide both sides by 3.
m=1
Divide 3 by 3 to get 1.
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