8x^3-72x=0

Simple and best practice solution for 8x^3-72x=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 8x^3-72x=0 equation:


Simplifying
8x3 + -72x = 0

Reorder the terms:
-72x + 8x3 = 0

Solving
-72x + 8x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '8x'.
8x(-9 + x2) = 0

Factor a difference between two squares.
8x((3 + x)(-3 + x)) = 0

Ignore the factor 8.

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 '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 3

Set the factor '(-3 + x)' equal to zero and attempt to solve: Simplifying -3 + x = 0 Solving -3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + x = 0 + 3 x = 0 + 3 Combine like terms: 0 + 3 = 3 x = 3 Simplifying x = 3

Solution

x = {0, -3, 3}

See similar equations:

| 5x^2+18x-11=4-4x | | 3x-11=22 | | 3x^2-21x=-2x^2-7x-8 | | 5x-8=72 | | 0=2x^2-8 | | -(7x+4)= | | 2s^2-2s-10=0 | | 5(3x)+5(7)-3(x+3)-19x= | | 7x^2-10x-8=0 | | 5v=5v-1 | | 12x^2-7x-12=0 | | x^3-2x^2-19x=-20 | | x^4-20x^2=-64 | | 5x^2+12x-44=0 | | p^2=4p+96 | | (8x+3)(4x^2-19x-5)=0 | | 11x^2-18x=0 | | t^2-30t+29= | | 2(x-9)=9 | | 6y+4=60 | | x^2+19x=0 | | (x-5)(x-9)=0 | | 16x^2+4x-2=0 | | 42x^3-9x^2-6x=0 | | -4y+24=3x | | (8x-3)(64x^2-48x+9)=0 | | 13+4(3c-1)= | | 13-(-9x)+3x-(-10)= | | -9x-13-9x=-31 | | 5x+2y=1 | | -2x^2+50=0 | | 8x-5x+3=x-7+10 |

Equations solver categories