81x^2+64=

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Solution for 81x^2+64= equation:


Simplifying
81x2 + 64 = 0

Reorder the terms:
64 + 81x2 = 0

Solving
64 + 81x2 = 0

Solving for variable 'x'.

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

Add '-64' to each side of the equation.
64 + -64 + 81x2 = 0 + -64

Combine like terms: 64 + -64 = 0
0 + 81x2 = 0 + -64
81x2 = 0 + -64

Combine like terms: 0 + -64 = -64
81x2 = -64

Divide each side by '81'.
x2 = -0.7901234568

Simplifying
x2 = -0.7901234568

Reorder the terms:
0.7901234568 + x2 = -0.7901234568 + 0.7901234568

Combine like terms: -0.7901234568 + 0.7901234568 = 0.0000000000
0.7901234568 + x2 = 0.0000000000

The solution to this equation could not be determined.

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