-x^2-8=0

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


Simplifying
-1x2 + -8 = 0

Reorder the terms:
-8 + -1x2 = 0

Solving
-8 + -1x2 = 0

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 + -1x2 = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -1x2 = 0 + 8
-1x2 = 0 + 8

Combine like terms: 0 + 8 = 8
-1x2 = 8

Divide each side by '-1'.
x2 = -8

Simplifying
x2 = -8

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

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

The solution to this equation could not be determined.

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