8x^2-8=-139

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Solution for 8x^2-8=-139 equation:


Simplifying
8x2 + -8 = -139

Reorder the terms:
-8 + 8x2 = -139

Solving
-8 + 8x2 = -139

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 8x2 = -139 + 8

Combine like terms: -8 + 8 = 0
0 + 8x2 = -139 + 8
8x2 = -139 + 8

Combine like terms: -139 + 8 = -131
8x2 = -131

Divide each side by '8'.
x2 = -16.375

Simplifying
x2 = -16.375

Reorder the terms:
16.375 + x2 = -16.375 + 16.375

Combine like terms: -16.375 + 16.375 = 0.000
16.375 + x2 = 0.000

The solution to this equation could not be determined.

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