3x^3-12x^2-135x=0

Simple and best practice solution for 3x^3-12x^2-135x=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 3x^3-12x^2-135x=0 equation:


Simplifying
3x3 + -12x2 + -135x = 0

Reorder the terms:
-135x + -12x2 + 3x3 = 0

Solving
-135x + -12x2 + 3x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(-45 + -4x + x2) = 0

Factor a trinomial.
3x((-5 + -1x)(9 + -1x)) = 0

Ignore the factor 3.

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 '(-5 + -1x)' equal to zero and attempt to solve: Simplifying -5 + -1x = 0 Solving -5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1x = 0 + 5 -1x = 0 + 5 Combine like terms: 0 + 5 = 5 -1x = 5 Divide each side by '-1'. x = -5 Simplifying x = -5

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, -5, 9}

See similar equations:

| (x/2)-(2/5)=(x/5)-(1/2) | | 2b-8=17 | | 5x/6x-24 | | 3x+24=45 | | -9-5z=2z-6-z | | 3-b+2b=-2-2(1-b) | | y=3x+5k | | 4x-6=(-3x)+8 | | -24.536=-1.6(9-x) | | 3x+4x=120-60+10 | | y(2+3y)=80 | | 4s-6=15+7s | | 15j^3-14j^2=8j | | (1/8)m-(3/8)=0.125m-0.375 | | 5x^2(2x^2-3x+4)= | | -5=-8-x | | 9t-9=-33+3t | | 8x=12(x-5) | | Y=-2x^2+32x | | x^3-3x=y | | x/5-5=x/2-7 | | 6=x-(-8) | | 3-2y=5y+2 | | (y^2+2y-x^2)dx+x(y+1)dy=0 | | 2x=2x+4+12 | | 4(7+10w)= | | 14=2x/5 | | 48=x^2+8x | | 10(0.4x+0.3y)=(2)10 | | 3(3g+9)= | | 3y^2+4=11 | | -4p+(6p-5)=-11 |

Equations solver categories