81x^4-64=0

Solution for 81x^4-64=0 equation:

Simplifying
81x4 + -64 = 0

Reorder the terms:
-64 + 81x4 = 0

Solving
-64 + 81x4 = 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 + 81x4 = 0 + 64

Combine like terms: -64 + 64 = 0
0 + 81x4 = 0 + 64
81x4 = 0 + 64

Combine like terms: 0 + 64 = 64
81x4 = 64

Divide each side by '81'.
x4 = 0.7901234568

Simplifying
x4 = 0.7901234568

Reorder the terms:
-0.7901234568 + x4 = 0.7901234568 + -0.7901234568

Combine like terms: 0.7901234568 + -0.7901234568 = 0.0000000000
-0.7901234568 + x4 = 0.0000000000

The solution to this equation could not be determined.