5x^3-15x^2-20x=0

Simple and best practice solution for 5x^3-15x^2-20x=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 5x^3-15x^2-20x=0 equation:


Simplifying
5x3 + -15x2 + -20x = 0

Reorder the terms:
-20x + -15x2 + 5x3 = 0

Solving
-20x + -15x2 + 5x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5x'.
5x(-4 + -3x + x2) = 0

Factor a trinomial.
5x((-1 + -1x)(4 + -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 '(-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 '(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, -1, 4}

See similar equations:

| 10-(-343)= | | 5x-(2x+1)=3x-1 | | -9x^2+15x-4=0 | | 4x+5-3x=8+2x-5 | | 30y+1.5=12y+3 | | 54.6=4.9t^2 | | (-1)+x=21 | | 4(x+1)+2(x-1)= | | 2(-2+7x)=2x+8 | | x-(-19)=25 | | (2x-3)(x-1)=x(4x+3)+10 | | 4-x=169 | | x-(-7)=25 | | (-5)-x=11 | | -6w-11=3w+16 | | (x^2-2x+1)+3(x-1)=0 | | -(8n-8)=-37+7n | | x-(-22)=9 | | x=a^3b+ab^3 | | n+n+2+n+4=-138 | | 4b-5b= | | [4x-12]+8=0 | | 55-7x=20+19x | | -2x+3=2x-5 | | 6-10x=98-38x | | 16u+6u=3+16 | | 94-4x=4x+7 | | x+8=-5x-4 | | 8a^2+10a-3=0 | | 13-7x=161-35x | | 6(1+6p)=-4p+6 | | 2a+2a= |

Equations solver categories