3x(x^3-21x+20)=0

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Solution for 3x(x^3-21x+20)=0 equation: 


Simplifying
3x(x3 + -21x + 20) = 0

Reorder the terms:
3x(20 + -21x + x3) = 0
(20 * 3x + -21x * 3x + x3 * 3x) = 0
(60x + -63x2 + 3x4) = 0

Solving
60x + -63x2 + 3x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(20 + -21x + x3) = 0

Ignore the factor 3.

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 '(20 + -21x + x3)' equal to zero and attempt to solve:

Simplifying
20 + -21x + x3 = 0

Solving
20 + -21x + x3 = 0

The solution to this equation could not be determined.

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

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