20x^3-11x^2-9x=

Simple and best practice solution for 20x^3-11x^2-9x= 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 20x^3-11x^2-9x= equation:


Simplifying
20x3 + -11x2 + -9x = 0

Reorder the terms:
-9x + -11x2 + 20x3 = 0

Solving
-9x + -11x2 + 20x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-9 + -11x + 20x2) = 0

Factor a trinomial.
x((-9 + -20x)(1 + -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 '(-9 + -20x)' equal to zero and attempt to solve: Simplifying -9 + -20x = 0 Solving -9 + -20x = 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 + -20x = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -20x = 0 + 9 -20x = 0 + 9 Combine like terms: 0 + 9 = 9 -20x = 9 Divide each side by '-20'. x = -0.45 Simplifying x = -0.45

Subproblem 3

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

Solution

x = {0, -0.45, 1}

See similar equations:

| 4(x+3)-4=8x+104x | | 6+3(b+4)=5b+(b-9) | | 3(1)-5y=0 | | x+8-3=4+3-5 | | 13+5b+7b=5b-7+2b | | (4x+4)(2x+9)= | | 81x^3-36x=0 | | 36x=360 | | -[5z-(11z+5)]=5+(5z+3) | | k=2(11-k+14) | | -29=-11-3x | | 4a^3-11a^2-20a=0 | | 3(4x+1)+10=1 | | x^2-6+1+9=0 | | 15x+-9=8x-12 | | 3x^5-10x^4=0 | | h(x)=f(4x) | | (3x+1)(-2)=y | | 6(x-2)=120 | | 9n^2-60n-300= | | WD+why= | | 4(b+5)=4(2b-5) | | cos(2x)=-1 | | 4p-6(p+8)= | | -4x+6x-7=2(x-4)-3 | | 9x^2-60x+75= | | 4x-(-3)=23 | | 3(4.8x+10)=5.4 | | K^2-6k-16= | | x+2+4=12+15 | | -2+4x-7=2(x-4)-3 | | 21=x(3x-2) |

Equations solver categories