1.25x*x=320

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Solution for 1.25x*x=320 equation: 


Simplifying
1.25x * x = 320

Multiply x * x
1.25x2 = 320

Solving
1.25x2 = 320

Solving for variable 'x'.

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

Divide each side by '1.25'.
x2 = 256

Simplifying
x2 = 256

Take the square root of each side:
x = {-16, 16}

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