8x^2-15x-x^3=0

Simple and best practice solution for 8x^2-15x-x^3=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 8x^2-15x-x^3=0 equation:


Simplifying
8x2 + -15x + -1x3 = 0

Reorder the terms:
-15x + 8x2 + -1x3 = 0

Solving
-15x + 8x2 + -1x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-15 + 8x + -1x2) = 0

Factor a trinomial.
x((-5 + x)(3 + -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 '(-5 + x)' equal to zero and attempt to solve: Simplifying -5 + x = 0 Solving -5 + x = 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 + x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + x = 0 + 5 x = 0 + 5 Combine like terms: 0 + 5 = 5 x = 5 Simplifying x = 5

Subproblem 3

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {0, 5, 3}

See similar equations:

| -6(x-9)+3= | | -8x=128 | | 4s-4g=5g | | 2x-10=3y+9 | | -12.20+-6.01= | | 7-5[4-2y-5]= | | 7x+2+8x=32+5x | | 10+y=11 | | 16x^3+54= | | 0.35x=49 | | y-3=2.5(x+1) | | b^2-2b-8=5 | | 19.21-3.06= | | -0.4=V-5 | | (8a+7c)(8a-7c)= | | -0.4=-5V | | 2a^2-ab-3b^2=0 | | -6p-(3p-4)=2p-7 | | 5a^3b-45ab^3= | | 32-7y=11 | | x+x+1+x+2=3 | | k^2-6k-9=0 | | 144b^2-36=0 | | 7-3x=-4(2+x) | | 140+25m=400 | | 2(x-4)+3=5x | | .002x^3-.2x^2-1800=0 | | 35y-42+12y+20= | | -(k+2)=-3k-7 | | 20-9y^2=0 | | 6x=8x+30 | | 12-2(2x+10)=2 |

Equations solver categories