Solve for m
m=2
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4m+3+m=13
Add m to both sides.
5m+3=13
Combine 4m and m to get 5m.
5m=13-3
Subtract 3 from both sides.
5m=10
Subtract 3 from 13 to get 10.
m=\frac{10}{5}
Divide both sides by 5.
m=2
Divide 10 by 5 to get 2.
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