8x^2-125=0

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Solution for 8x^2-125=0 equation:


Simplifying
8x2 + -125 = 0

Reorder the terms:
-125 + 8x2 = 0

Solving
-125 + 8x2 = 0

Solving for variable 'x'.

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

Add '125' to each side of the equation.
-125 + 125 + 8x2 = 0 + 125

Combine like terms: -125 + 125 = 0
0 + 8x2 = 0 + 125
8x2 = 0 + 125

Combine like terms: 0 + 125 = 125
8x2 = 125

Divide each side by '8'.
x2 = 15.625

Simplifying
x2 = 15.625

Take the square root of each side:
x = {-3.952847075, 3.952847075}

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