x^3-7x^2-18x=0

Simple and best practice solution for x^3-7x^2-18x=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 x^3-7x^2-18x=0 equation:


Simplifying
x3 + -7x2 + -18x = 0

Reorder the terms:
-18x + -7x2 + x3 = 0

Solving
-18x + -7x2 + x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-18 + -7x + x2) = 0

Factor a trinomial.
x((-2 + -1x)(9 + -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 '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2

Subproblem 3

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

Solution

x = {0, -2, 9}

See similar equations:

| a^2-3a-3=-3 | | 2x+6.2=13.2-8x | | t^4-3t^3-40t^2=0 | | 27+9x=90 | | 3x^2y+15xy+12y=0 | | 12x+13=5x+62 | | b^2+5b-24=0 | | 5x^2-7x= | | 3x^2+15xy+12y=0 | | 15x-60=30x-420 | | 3x^2-48x+192=0 | | 12+1.5x=3x | | (5x+2)(3x+2)=0 | | 3x-34=6x-3 | | 50-3x=100-8x | | (x-2)(3x+4)= | | 7-10x=171-38x | | 5x^2+5x-210=0 | | (2n-7)(n+5)=0 | | 4x+8=-109-9x | | 3(x+2)=5[x-(3-x)] | | 12x^2-17x-6=0 | | 16x^2-16x+29=0 | | 2x^3+2x=-5x^2 | | 10+5x=40+3x | | 5(y-3)=2y-15 | | b^2-35=2b | | 9x-(3x-2)=32 | | 10x^2y+10xy-420y=0 | | 5b-6-8b-4= | | 2x^2-4x=2.5 | | 3x+2x+4x+x=360 |

Equations solver categories