2x^3-10x^2-28x=0

Simple and best practice solution for 2x^3-10x^2-28x=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 2x^3-10x^2-28x=0 equation:


Simplifying
2x3 + -10x2 + -28x = 0

Reorder the terms:
-28x + -10x2 + 2x3 = 0

Solving
-28x + -10x2 + 2x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2x'.
2x(-14 + -5x + x2) = 0

Factor a trinomial.
2x((-2 + -1x)(7 + -1x)) = 0

Ignore the factor 2.

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 '(-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

Subproblem 3

Set the factor '(7 + -1x)' equal to zero and attempt to solve: Simplifying 7 + -1x = 0 Solving 7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1x = 0 + -7 -1x = 0 + -7 Combine like terms: 0 + -7 = -7 -1x = -7 Divide each side by '-1'. x = 7 Simplifying x = 7

Solution

x = {0, -2, 7}

See similar equations:

| y=-4(4)-1 | | y=-4(3)-1 | | 2x-9=6x-7 | | y=-4(-1)-1 | | y=-4(-2)-1 | | y=-4(-5)-1 | | y=-11(4) | | y=-11(2) | | y=-11(-1) | | 2x^3=54x | | y=-11(-3) | | y=-7+6 | | y=-4+6 | | y=-3+6 | | 2x+90x=36 | | y=-6+6 | | xy=90 | | y=2(2)+3 | | xy=9 | | y=2(1)+3 | | 2y+5y+15=8 | | x^3+3x^2+9x-13=0 | | 4x^2-9x+18=6x+4 | | (x+6)2=32 | | 3d^2=10-13d^2 | | u^2+19u^2=-60 | | 3x-5=x-19 | | 5-3x=14-4x | | x-5=19-3x | | 7x-(2-x)=0 | | 2(5x-3)-3=6(2x-3)-15 | | 4x^2-8x+16=17 |

Equations solver categories