(4)5n+n=84

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Solution for (4)5n+n=84 equation: 


Simplifying
(4) * 5n + n = 84

Multiply 4 * 5
20n + n = 84

Combine like terms: 20n + n = 21n
21n = 84

Solving
21n = 84

Solving for variable 'n'.

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

Divide each side by '21'.
n = 4

Simplifying
n = 4

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