3n+n+n=72

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Solution for 3n+n+n=72 equation: 


Simplifying
3n + n + n = 72

Combine like terms: 3n + n = 4n
4n + n = 72

Combine like terms: 4n + n = 5n
5n = 72

Solving
5n = 72

Solving for variable 'n'.

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

Divide each side by '5'.
n = 14.4

Simplifying
n = 14.4

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