m+7+3m=20

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Solution for m+7+3m=20 equation:


Simplifying
m + 7 + 3m = 20

Reorder the terms:
7 + m + 3m = 20

Combine like terms: m + 3m = 4m
7 + 4m = 20

Solving
7 + 4m = 20

Solving for variable 'm'.

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

Add '-7' to each side of the equation.
7 + -7 + 4m = 20 + -7

Combine like terms: 7 + -7 = 0
0 + 4m = 20 + -7
4m = 20 + -7

Combine like terms: 20 + -7 = 13
4m = 13

Divide each side by '4'.
m = 3.25

Simplifying
m = 3.25

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