15x^3-x^2-16x=

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Solution for 15x^3-x^2-16x= equation:


Simplifying
15x3 + -1x2 + -16x = 0

Reorder the terms:
-16x + -1x2 + 15x3 = 0

Solving
-16x + -1x2 + 15x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-16 + -1x + 15x2) = 0

Factor a trinomial.
x((-1 + -1x)(16 + -15x)) = 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 '(-1 + -1x)' equal to zero and attempt to solve: Simplifying -1 + -1x = 0 Solving -1 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1x = 0 + 1 -1x = 0 + 1 Combine like terms: 0 + 1 = 1 -1x = 1 Divide each side by '-1'. x = -1 Simplifying x = -1

Subproblem 3

Set the factor '(16 + -15x)' equal to zero and attempt to solve: Simplifying 16 + -15x = 0 Solving 16 + -15x = 0 Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + -15x = 0 + -16 Combine like terms: 16 + -16 = 0 0 + -15x = 0 + -16 -15x = 0 + -16 Combine like terms: 0 + -16 = -16 -15x = -16 Divide each side by '-15'. x = 1.066666667 Simplifying x = 1.066666667

Solution

x = {0, -1, 1.066666667}

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