(5x)4=81

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Solution for (5x)4=81 equation: 


Simplifying
(5x) * 4 = 81

Remove parenthesis around (5x)
5x * 4 = 81

Reorder the terms for easier multiplication:
5 * 4x = 81

Multiply 5 * 4
20x = 81

Solving
20x = 81

Solving for variable 'x'.

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

Divide each side by '20'.
x = 4.05

Simplifying
x = 4.05

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