x^3+5x^2=36x

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Solution for x^3+5x^2=36x equation:


Simplifying
x3 + 5x2 = 36x

Reorder the terms:
5x2 + x3 = 36x

Solving
5x2 + x3 = 36x

Solving for variable 'x'.

Reorder the terms:
-36x + 5x2 + x3 = 36x + -36x

Combine like terms: 36x + -36x = 0
-36x + 5x2 + x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-36 + 5x + x2) = 0

Factor a trinomial.
x((-9 + -1x)(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 '(-9 + -1x)' equal to zero and attempt to solve: Simplifying -9 + -1x = 0 Solving -9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -1x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1x = 0 + 9 -1x = 0 + 9 Combine like terms: 0 + 9 = 9 -1x = 9 Divide each side by '-1'. x = -9 Simplifying x = -9

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, -9, 4}

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