m+2m+3m=20+m

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Solution for m+2m+3m=20+m equation:


Simplifying
m + 2m + 3m = 20 + m

Combine like terms: m + 2m = 3m
3m + 3m = 20 + m

Combine like terms: 3m + 3m = 6m
6m = 20 + m

Solving
6m = 20 + m

Solving for variable 'm'.

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

Add '-1m' to each side of the equation.
6m + -1m = 20 + m + -1m

Combine like terms: 6m + -1m = 5m
5m = 20 + m + -1m

Combine like terms: m + -1m = 0
5m = 20 + 0
5m = 20

Divide each side by '5'.
m = 4

Simplifying
m = 4

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