-n+6n=20

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Solution for -n+6n=20 equation: 


Simplifying
-1n + 6n = 20

Combine like terms: -1n + 6n = 5n
5n = 20

Solving
5n = 20

Solving for variable 'n'.

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

Divide each side by '5'.
n = 4

Simplifying
n = 4

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