4x^2=-81

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Solution for 4x^2=-81 equation: 


Simplifying
4x2 = -81

Solving
4x2 = -81

Solving for variable 'x'.

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

Divide each side by '4'.
x2 = -20.25

Simplifying
x2 = -20.25

Reorder the terms:
20.25 + x2 = -20.25 + 20.25

Combine like terms: -20.25 + 20.25 = 0.00
20.25 + x2 = 0.00

The solution to this equation could not be determined.

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