15n-n-12n+4n=18

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Solution for 15n-n-12n+4n=18 equation: 


Simplifying
15n + -1n + -12n + 4n = 18

Combine like terms: 15n + -1n = 14n
14n + -12n + 4n = 18

Combine like terms: 14n + -12n = 2n
2n + 4n = 18

Combine like terms: 2n + 4n = 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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