0=3X^3+6X^2-9X-18

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Solution for 0=3X^3+6X^2-9X-18 equation: 


Simplifying
0 = 3X3 + 6X2 + -9X + -18

Reorder the terms:
0 = -18 + -9X + 6X2 + 3X3

Solving
0 = -18 + -9X + 6X2 + 3X3

Solving for variable 'X'.

Combine like terms: 0 + 18 = 18
18 + 9X + -6X2 + -3X3 = -18 + -9X + 6X2 + 3X3 + 18 + 9X + -6X2 + -3X3

Reorder the terms:
18 + 9X + -6X2 + -3X3 = -18 + 18 + -9X + 9X + 6X2 + -6X2 + 3X3 + -3X3

Combine like terms: -18 + 18 = 0
18 + 9X + -6X2 + -3X3 = 0 + -9X + 9X + 6X2 + -6X2 + 3X3 + -3X3
18 + 9X + -6X2 + -3X3 = -9X + 9X + 6X2 + -6X2 + 3X3 + -3X3

Combine like terms: -9X + 9X = 0
18 + 9X + -6X2 + -3X3 = 0 + 6X2 + -6X2 + 3X3 + -3X3
18 + 9X + -6X2 + -3X3 = 6X2 + -6X2 + 3X3 + -3X3

Combine like terms: 6X2 + -6X2 = 0
18 + 9X + -6X2 + -3X3 = 0 + 3X3 + -3X3
18 + 9X + -6X2 + -3X3 = 3X3 + -3X3

Combine like terms: 3X3 + -3X3 = 0
18 + 9X + -6X2 + -3X3 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(6 + 3X + -2X2 + -1X3) = 0

Ignore the factor 3.

Subproblem 1
Set the factor '(6 + 3X + -2X2 + -1X3)' equal to zero and attempt to solve:

Simplifying
6 + 3X + -2X2 + -1X3 = 0

Solving
6 + 3X + -2X2 + -1X3 = 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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