8xn=21

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Solution for 8xn=21 equation: 


Simplifying
8xn = 21

Solving
8nx = 21

Solving for variable 'n'.

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

Divide each side by '8x'.
n = 2.625x-1

Simplifying
n = 2.625x-1

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