83=(5x)(5)(x)

Solution for 83=(5x)(5)(x) equation:

Simplifying
83 = (5x)(5)(x)

Remove parenthesis around (5x)
83 = 5x(5)(x)

Reorder the terms for easier multiplication:
83 = 5 * 5x * x

Multiply 5 * 5
83 = 25x * x

Multiply x * x
83 = 25x2

Solving
83 = 25x2

Solving for variable 'x'.

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

Add '-25x2' to each side of the equation.
83 + -25x2 = 25x2 + -25x2

Combine like terms: 25x2 + -25x2 = 0
83 + -25x2 = 0

Add '-83' to each side of the equation.
83 + -83 + -25x2 = 0 + -83

Combine like terms: 83 + -83 = 0
0 + -25x2 = 0 + -83
-25x2 = 0 + -83

Combine like terms: 0 + -83 = -83
-25x2 = -83

Divide each side by '-25'.
x2 = 3.32

Simplifying
x2 = 3.32

Take the square root of each side:
x = {-1.822086716, 1.822086716}