3x^3+20x^2=-33x

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Solution for 3x^3+20x^2=-33x equation:


Simplifying
3x3 + 20x2 = -33x

Reorder the terms:
20x2 + 3x3 = -33x

Solving
20x2 + 3x3 = -33x

Solving for variable 'x'.

Reorder the terms:
33x + 20x2 + 3x3 = -33x + 33x

Combine like terms: -33x + 33x = 0
33x + 20x2 + 3x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(33 + 20x + 3x2) = 0

Factor a trinomial.
x((11 + 3x)(3 + x)) = 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 '(11 + 3x)' equal to zero and attempt to solve: Simplifying 11 + 3x = 0 Solving 11 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + 3x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + 3x = 0 + -11 3x = 0 + -11 Combine like terms: 0 + -11 = -11 3x = -11 Divide each side by '3'. x = -3.666666667 Simplifying x = -3.666666667

Subproblem 3

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 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 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {0, -3.666666667, -3}

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