7m+21=3m+65

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Solution for 7m+21=3m+65 equation:


Simplifying
7m + 21 = 3m + 65

Reorder the terms:
21 + 7m = 3m + 65

Reorder the terms:
21 + 7m = 65 + 3m

Solving
21 + 7m = 65 + 3m

Solving for variable 'm'.

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

Add '-3m' to each side of the equation.
21 + 7m + -3m = 65 + 3m + -3m

Combine like terms: 7m + -3m = 4m
21 + 4m = 65 + 3m + -3m

Combine like terms: 3m + -3m = 0
21 + 4m = 65 + 0
21 + 4m = 65

Add '-21' to each side of the equation.
21 + -21 + 4m = 65 + -21

Combine like terms: 21 + -21 = 0
0 + 4m = 65 + -21
4m = 65 + -21

Combine like terms: 65 + -21 = 44
4m = 44

Divide each side by '4'.
m = 11

Simplifying
m = 11

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