4x^3+12x^2-40x=0

Simple and best practice solution for 4x^3+12x^2-40x=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 4x^3+12x^2-40x=0 equation:


Simplifying
4x3 + 12x2 + -40x = 0

Reorder the terms:
-40x + 12x2 + 4x3 = 0

Solving
-40x + 12x2 + 4x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4x'.
4x(-10 + 3x + x2) = 0

Factor a trinomial.
4x((-5 + -1x)(2 + -1x)) = 0

Ignore the factor 4.

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 '(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

Solution

x = {0, -5, 2}

See similar equations:

| 4(2y-3)=7(y+5) | | -6x+5(-2x-7)=-43-8x | | -5*-5(-25)= | | -9(x-5)=x+11 | | s+.25=10 | | x+45=211 | | 8m^2+56m=0 | | 7+0.5(x-3)=21 | | 3x^4=81x | | N^2-13n+42=0 | | N^2-13n+42=o | | 2g^2+7g-9=0 | | x+(x+30)=150 | | -7x-38=22-3x | | 12m-18=0 | | 4a-12=2a+8 | | 5250=552+24x | | 42+(42+30)=150 | | 3(4x-5)=9x | | 203=8(x-65)+75 | | 4p^2=-17p-4 | | -3x=10y | | w^2-6w+7=0 | | 8-7x=5x+4 | | x^3+2x^2=3x | | -40-9x=-13x+72 | | 7x-4y=-1 | | X(2x+1)=150 | | 7x-3.9x=6.2 | | q-3=-7 | | X(x+1)=150 | | 84=x+(x+18) |

Equations solver categories