5x^3-15x^2=50x

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Solution for 5x^3-15x^2=50x equation:


Simplifying
5x3 + -15x2 = 50x

Reorder the terms:
-15x2 + 5x3 = 50x

Solving
-15x2 + 5x3 = 50x

Solving for variable 'x'.

Reorder the terms:
-50x + -15x2 + 5x3 = 50x + -50x

Combine like terms: 50x + -50x = 0
-50x + -15x2 + 5x3 = 0

Factor out the Greatest Common Factor (GCF), '5x'.
5x(-10 + -3x + x2) = 0

Factor a trinomial.
5x((-2 + -1x)(5 + -1x)) = 0

Ignore the factor 5.

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 '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {0, -2, 5}

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