-x^2=18

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Solution for -x^2=18 equation: 


Simplifying
-1x2 = 18

Solving
-1x2 = 18

Solving for variable 'x'.

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

Divide each side by '-1'.
x2 = -18

Simplifying
x2 = -18

Reorder the terms:
18 + x2 = -18 + 18

Combine like terms: -18 + 18 = 0
18 + x2 = 0

The solution to this equation could not be determined.

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