Solve for m
m=27
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7m-4m-3=78
Combine 2m and -2m to get 0.
3m-3=78
Combine 7m and -4m to get 3m.
3m=78+3
Add 3 to both sides.
3m=81
Add 78 and 3 to get 81.
m=\frac{81}{3}
Divide both sides by 3.
m=27
Divide 81 by 3 to get 27.
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