n+2n+3n=18

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Solution for n+2n+3n=18 equation: 


Simplifying
n + 2n + 3n = 18

Combine like terms: n + 2n = 3n
3n + 3n = 18

Combine like terms: 3n + 3n = 6n
6n = 18

Solving
6n = 18

Solving for variable 'n'.

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

Divide each side by '6'.
n = 3

Simplifying
n = 3

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