3x^3-8x^2=16x

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Solution for 3x^3-8x^2=16x equation:


Simplifying
3x3 + -8x2 = 16x

Reorder the terms:
-8x2 + 3x3 = 16x

Solving
-8x2 + 3x3 = 16x

Solving for variable 'x'.

Reorder the terms:
-16x + -8x2 + 3x3 = 16x + -16x

Combine like terms: 16x + -16x = 0
-16x + -8x2 + 3x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-16 + -8x + 3x2) = 0

Factor a trinomial.
x((-4 + -3x)(4 + -1x)) = 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 '(-4 + -3x)' equal to zero and attempt to solve: Simplifying -4 + -3x = 0 Solving -4 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -3x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -3x = 0 + 4 -3x = 0 + 4 Combine like terms: 0 + 4 = 4 -3x = 4 Divide each side by '-3'. x = -1.333333333 Simplifying x = -1.333333333

Subproblem 3

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {0, -1.333333333, 4}

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