-18x^3-39x^2-15x=0

Simple and best practice solution for -18x^3-39x^2-15x=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 -18x^3-39x^2-15x=0 equation:


Simplifying
-18x3 + -39x2 + -15x = 0

Reorder the terms:
-15x + -39x2 + -18x3 = 0

Solving
-15x + -39x2 + -18x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-3x'.
-3x(5 + 13x + 6x2) = 0

Factor a trinomial.
-3x((5 + 3x)(1 + 2x)) = 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 + 3x)' equal to zero and attempt to solve: Simplifying 5 + 3x = 0 Solving 5 + 3x = 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 + 3x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3x = 0 + -5 3x = 0 + -5 Combine like terms: 0 + -5 = -5 3x = -5 Divide each side by '3'. x = -1.666666667 Simplifying x = -1.666666667

Subproblem 3

Set the factor '(1 + 2x)' equal to zero and attempt to solve: Simplifying 1 + 2x = 0 Solving 1 + 2x = 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 + 2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2x = 0 + -1 2x = 0 + -1 Combine like terms: 0 + -1 = -1 2x = -1 Divide each side by '2'. x = -0.5 Simplifying x = -0.5

Solution

x = {0, -1.666666667, -0.5}

See similar equations:

| 2m^2+5=65 | | -3n+4=-9 | | -6(h+1)=30 | | 6(2x-7)=-51 | | 18a+14b=164 | | 9w+8=9w+8 | | 9w+8=9w | | -8w+5=-36 | | -8w+5=-37 | | 4x^3-7x^2-x-42=0 | | 6.5z=-177 | | 16=(m-4)-2m | | 18x^3+39x^2+15x=0 | | 73.446=.112t^2+.340t | | 3k-12=5k | | 18.36=29.81 | | 24x-25=10x-52 | | 10y^2-13y=3 | | 2x+17=3x-3 | | -8t+23=14 | | x=.15x+.3x+1200 | | -3(7+8x)=15 | | 0=-16t^2+32t+58 | | 57=25x+180-16x | | sen(2x)=0 | | -3(t-4)+8t=3t-3 | | y=0.2x^2+0x+0 | | 9x+2(3-x)=33 | | 3=t(-16t+45) | | 9x+9+3x=11 | | 1.08+n=1572 | | -2x+1=4x-7 |

Equations solver categories