18x=3x^3-3x^2

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Solution for 18x=3x^3-3x^2 equation:


Simplifying
18x = 3x3 + -3x2

Reorder the terms:
18x = -3x2 + 3x3

Solving
18x = -3x2 + 3x3

Solving for variable 'x'.

Reorder the terms:
18x + 3x2 + -3x3 = -3x2 + 3x2 + 3x3 + -3x3

Combine like terms: -3x2 + 3x2 = 0
18x + 3x2 + -3x3 = 0 + 3x3 + -3x3
18x + 3x2 + -3x3 = 3x3 + -3x3

Combine like terms: 3x3 + -3x3 = 0
18x + 3x2 + -3x3 = 0

Factor out the Greatest Common Factor (GCF), '3x'.
3x(6 + x + -1x2) = 0

Factor a trinomial.
3x((3 + -1x)(2 + x)) = 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 '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 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 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Subproblem 3

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {0, 3, -2}

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