Solve for m
m=-\frac{1}{2}=-0.5
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32=-64m
Combine 12m and -76m to get -64m.
-64m=32
Swap sides so that all variable terms are on the left hand side.
m=\frac{32}{-64}
Divide both sides by -64.
m=-\frac{1}{2}
Reduce the fraction \frac{32}{-64} to lowest terms by extracting and canceling out 32.
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