X^8-9x^4+20=0

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Solution for X^8-9x^4+20=0 equation:


Simplifying
X8 + -9x4 + 20 = 0

Reorder the terms:
20 + X8 + -9x4 = 0

Solving
20 + X8 + -9x4 = 0

Solving for variable 'X'.

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

Add '-20' to each side of the equation.
20 + X8 + -20 + -9x4 = 0 + -20

Reorder the terms:
20 + -20 + X8 + -9x4 = 0 + -20

Combine like terms: 20 + -20 = 0
0 + X8 + -9x4 = 0 + -20
X8 + -9x4 = 0 + -20

Combine like terms: 0 + -20 = -20
X8 + -9x4 = -20

Add '9x4' to each side of the equation.
X8 + -9x4 + 9x4 = -20 + 9x4

Combine like terms: -9x4 + 9x4 = 0
X8 + 0 = -20 + 9x4
X8 = -20 + 9x4

Simplifying
X8 = -20 + 9x4

Reorder the terms:
20 + X8 + -9x4 = -20 + 9x4 + 20 + -9x4

Reorder the terms:
20 + X8 + -9x4 = -20 + 20 + 9x4 + -9x4

Combine like terms: -20 + 20 = 0
20 + X8 + -9x4 = 0 + 9x4 + -9x4
20 + X8 + -9x4 = 9x4 + -9x4

Combine like terms: 9x4 + -9x4 = 0
20 + X8 + -9x4 = 0

The solution to this equation could not be determined.

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