Solve for m
m=4
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m+3-2m=-1
Subtract 2m from both sides.
-m+3=-1
Combine m and -2m to get -m.
-m=-1-3
Subtract 3 from both sides.
-m=-4
Subtract 3 from -1 to get -4.
m=4
Multiply both sides by -1.
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