3m+400=7m+328

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Solution for 3m+400=7m+328 equation:


Simplifying
3m + 400 = 7m + 328

Reorder the terms:
400 + 3m = 7m + 328

Reorder the terms:
400 + 3m = 328 + 7m

Solving
400 + 3m = 328 + 7m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '-7m' to each side of the equation.
400 + 3m + -7m = 328 + 7m + -7m

Combine like terms: 3m + -7m = -4m
400 + -4m = 328 + 7m + -7m

Combine like terms: 7m + -7m = 0
400 + -4m = 328 + 0
400 + -4m = 328

Add '-400' to each side of the equation.
400 + -400 + -4m = 328 + -400

Combine like terms: 400 + -400 = 0
0 + -4m = 328 + -400
-4m = 328 + -400

Combine like terms: 328 + -400 = -72
-4m = -72

Divide each side by '-4'.
m = 18

Simplifying
m = 18

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