(70*x)(80*x)=225

Solution for (70*x)(80*x)=225 equation:

Simplifying
(70x)(80x) = 225

Remove parenthesis around (70x)
70x(80x) = 225

Remove parenthesis around (80x)
70x * 80x = 225

Reorder the terms for easier multiplication:
70 * 80x * x = 225

Multiply 70 * 80
5600x * x = 225

Multiply x * x
5600x2 = 225

Solving
5600x2 = 225

Solving for variable 'x'.

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

Divide each side by '5600'.
x2 = 0.04017857143

Simplifying
x2 = 0.04017857143

Take the square root of each side:
x = {-0.200445931, 0.200445931}