x*x+81=0

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Solution for x*x+81=0 equation:


Simplifying
x * x + 81 = 0

Multiply x * x
x2 + 81 = 0

Reorder the terms:
81 + x2 = 0

Solving
81 + x2 = 0

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + x2 = 0 + -81

Combine like terms: 81 + -81 = 0
0 + x2 = 0 + -81
x2 = 0 + -81

Combine like terms: 0 + -81 = -81
x2 = -81

Simplifying
x2 = -81

Reorder the terms:
81 + x2 = -81 + 81

Combine like terms: -81 + 81 = 0
81 + x2 = 0

The solution to this equation could not be determined.

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