Solve the following equation
m+400+m=3600
Solve for m
m + 400 + m = 3600
(1 + 1)m = 2m
2m + 400 = + 3600
Group our constants 400 and 3600. subtract 400 from both sides
2m + 400 - 400 = 3600 - 400
2m = 3200
m = 1600
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