15n-12n+n+n-2n=18

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Solution for 15n-12n+n+n-2n=18 equation: 


Simplifying
15n + -12n + n + n + -2n = 18

Combine like terms: 15n + -12n = 3n
3n + n + n + -2n = 18

Combine like terms: 3n + n = 4n
4n + n + -2n = 18

Combine like terms: 4n + n = 5n
5n + -2n = 18

Combine like terms: 5n + -2n = 3n
3n = 18

Solving
3n = 18

Solving for variable 'n'.

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

Divide each side by '3'.
n = 6

Simplifying
n = 6

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