5n+2n-5n+n=18

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Solution for 5n+2n-5n+n=18 equation: 


Simplifying
5n + 2n + -5n + n = 18

Combine like terms: 5n + 2n = 7n
7n + -5n + n = 18

Combine like terms: 7n + -5n = 2n
2n + n = 18

Combine like terms: 2n + n = 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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