X^4+8x^3-20x^2=0

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Solution for X^4+8x^3-20x^2=0 equation: 


Simplifying
X4 + 8x3 + -20x2 = 0

Reorder the terms:
X4 + -20x2 + 8x3 = 0

Solving
X4 + -20x2 + 8x3 = 0

Solving for variable 'X'.

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

Add '20x2' to each side of the equation.
X4 + -20x2 + 20x2 + 8x3 = 0 + 20x2

Combine like terms: -20x2 + 20x2 = 0
X4 + 0 + 8x3 = 0 + 20x2
X4 + 8x3 = 0 + 20x2
Remove the zero:
X4 + 8x3 = 20x2

Add '-8x3' to each side of the equation.
X4 + 8x3 + -8x3 = 20x2 + -8x3

Combine like terms: 8x3 + -8x3 = 0
X4 + 0 = 20x2 + -8x3
X4 = 20x2 + -8x3

Simplifying
X4 = 20x2 + -8x3

Reorder the terms:
X4 + -20x2 + 8x3 = 20x2 + -20x2 + -8x3 + 8x3

Combine like terms: 20x2 + -20x2 = 0
X4 + -20x2 + 8x3 = 0 + -8x3 + 8x3
X4 + -20x2 + 8x3 = -8x3 + 8x3

Combine like terms: -8x3 + 8x3 = 0
X4 + -20x2 + 8x3 = 0

The solution to this equation could not be determined.

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