=15x^3-30x^2+20

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Solution for =15x^3-30x^2+20 equation: 


Simplifying
0 = 15x3 + -30x2 + 20

Reorder the terms:
0 = 20 + -30x2 + 15x3

Solving
0 = 20 + -30x2 + 15x3

Solving for variable 'x'.

Combine like terms: 0 + -20 = -20
-20 + 30x2 + -15x3 = 20 + -30x2 + 15x3 + -20 + 30x2 + -15x3

Reorder the terms:
-20 + 30x2 + -15x3 = 20 + -20 + -30x2 + 30x2 + 15x3 + -15x3

Combine like terms: 20 + -20 = 0
-20 + 30x2 + -15x3 = 0 + -30x2 + 30x2 + 15x3 + -15x3
-20 + 30x2 + -15x3 = -30x2 + 30x2 + 15x3 + -15x3

Combine like terms: -30x2 + 30x2 = 0
-20 + 30x2 + -15x3 = 0 + 15x3 + -15x3
-20 + 30x2 + -15x3 = 15x3 + -15x3

Combine like terms: 15x3 + -15x3 = 0
-20 + 30x2 + -15x3 = 0

Factor out the Greatest Common Factor (GCF), '5'.
5(-4 + 6x2 + -3x3) = 0

Ignore the factor 5.

Subproblem 1
Set the factor '(-4 + 6x2 + -3x3)' equal to zero and attempt to solve:

Simplifying
-4 + 6x2 + -3x3 = 0

Solving
-4 + 6x2 + -3x3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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