Solve the following equation
21+3m=14+4m
Solve for m
21 + 3m = 14 + 4m
Group our variables 3m and 4m subtract 4m from both sides
3m + 21 - 4m = 4m + 14 - 4m
-m + 21 = 14
Group our constants 21 and 14. subtract 21 from both sides
-m + 21 - 21 = 14 - 21
-m = -7
m = 7
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