2x^3=20x^2+48x

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Solution for 2x^3=20x^2+48x equation:


Simplifying
2x3 = 20x2 + 48x

Reorder the terms:
2x3 = 48x + 20x2

Solving
2x3 = 48x + 20x2

Solving for variable 'x'.

Reorder the terms:
-48x + -20x2 + 2x3 = 48x + 20x2 + -48x + -20x2

Reorder the terms:
-48x + -20x2 + 2x3 = 48x + -48x + 20x2 + -20x2

Combine like terms: 48x + -48x = 0
-48x + -20x2 + 2x3 = 0 + 20x2 + -20x2
-48x + -20x2 + 2x3 = 20x2 + -20x2

Combine like terms: 20x2 + -20x2 = 0
-48x + -20x2 + 2x3 = 0

Factor out the Greatest Common Factor (GCF), '2x'.
2x(-24 + -10x + x2) = 0

Factor a trinomial.
2x((-2 + -1x)(12 + -1x)) = 0

Ignore the factor 2.

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

Subproblem 3

Set the factor '(12 + -1x)' equal to zero and attempt to solve: Simplifying 12 + -1x = 0 Solving 12 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1x = 0 + -12 -1x = 0 + -12 Combine like terms: 0 + -12 = -12 -1x = -12 Divide each side by '-1'. x = 12 Simplifying x = 12

Solution

x = {0, -2, 12}

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