=7x^3+24x^2-16x

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Solution for =7x^3+24x^2-16x equation:


Simplifying
0 = 7x3 + 24x2 + -16x

Reorder the terms:
0 = -16x + 24x2 + 7x3

Solving
0 = -16x + 24x2 + 7x3

Solving for variable 'x'.
Remove the zero:
16x + -24x2 + -7x3 = -16x + 24x2 + 7x3 + 16x + -24x2 + -7x3

Reorder the terms:
16x + -24x2 + -7x3 = -16x + 16x + 24x2 + -24x2 + 7x3 + -7x3

Combine like terms: -16x + 16x = 0
16x + -24x2 + -7x3 = 0 + 24x2 + -24x2 + 7x3 + -7x3
16x + -24x2 + -7x3 = 24x2 + -24x2 + 7x3 + -7x3

Combine like terms: 24x2 + -24x2 = 0
16x + -24x2 + -7x3 = 0 + 7x3 + -7x3
16x + -24x2 + -7x3 = 7x3 + -7x3

Combine like terms: 7x3 + -7x3 = 0
16x + -24x2 + -7x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(16 + -24x + -7x2) = 0

Factor a trinomial.
x((4 + -7x)(4 + x)) = 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 + -7x)' equal to zero and attempt to solve: Simplifying 4 + -7x = 0 Solving 4 + -7x = 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 + -7x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -7x = 0 + -4 -7x = 0 + -4 Combine like terms: 0 + -4 = -4 -7x = -4 Divide each side by '-7'. x = 0.5714285714 Simplifying x = 0.5714285714

Subproblem 3

Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 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 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Solution

x = {0, 0.5714285714, -4}

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