n+20+n+40+2n=180

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Solution for n+20+n+40+2n=180 equation:


Simplifying
n + 20 + n + 40 + 2n = 180

Reorder the terms:
20 + 40 + n + n + 2n = 180

Combine like terms: 20 + 40 = 60
60 + n + n + 2n = 180

Combine like terms: n + n = 2n
60 + 2n + 2n = 180

Combine like terms: 2n + 2n = 4n
60 + 4n = 180

Solving
60 + 4n = 180

Solving for variable 'n'.

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

Add '-60' to each side of the equation.
60 + -60 + 4n = 180 + -60

Combine like terms: 60 + -60 = 0
0 + 4n = 180 + -60
4n = 180 + -60

Combine like terms: 180 + -60 = 120
4n = 120

Divide each side by '4'.
n = 30

Simplifying
n = 30

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