x^9-2x^5-3x=0

Solution for x^9-2x^5-3x=0 equation:

Simplifying
x9 + -2x5 + -3x = 0

Reorder the terms:
-3x + -2x5 + x9 = 0

Solving
-3x + -2x5 + x9 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-3 + -2x4 + x8) = 0

Factor a trinomial.
x((-1 + -1x4)(3 + -1x4)) = 0

Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0
Subproblem 2
Set the factor '(-1 + -1x4)' equal to zero and attempt to solve:

Simplifying
-1 + -1x4 = 0

Solving
-1 + -1x4 = 0

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

Add '1' to each side of the equation.
-1 + 1 + -1x4 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -1x4 = 0 + 1
-1x4 = 0 + 1

Combine like terms: 0 + 1 = 1
-1x4 = 1

Divide each side by '-1'.
x4 = -1

Simplifying
x4 = -1

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Subproblem 3
Set the factor '(3 + -1x4)' equal to zero and attempt to solve:

Simplifying
3 + -1x4 = 0

Solving
3 + -1x4 = 0

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

Add '-3' to each side of the equation.
3 + -3 + -1x4 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1x4 = 0 + -3
-1x4 = 0 + -3

Combine like terms: 0 + -3 = -3
-1x4 = -3

Divide each side by '-1'.
x4 = 3

Simplifying
x4 = 3

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
x = {0}