Solve for m
m=-4
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3m+3=-9
Combine 7m and -4m to get 3m.
3m=-9-3
Subtract 3 from both sides.
3m=-12
Subtract 3 from -9 to get -12.
m=\frac{-12}{3}
Divide both sides by 3.
m=-4
Divide -12 by 3 to get -4.
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