3x^3+5x^2-28x=0

Simple and best practice solution for 3x^3+5x^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 3x^3+5x^2-28x=0 equation:


Simplifying
3x3 + 5x2 + -28x = 0

Reorder the terms:
-28x + 5x2 + 3x3 = 0

Solving
-28x + 5x2 + 3x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-28 + 5x + 3x2) = 0

Factor a trinomial.
x((-4 + -1x)(7 + -3x)) = 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 '(-4 + -1x)' equal to zero and attempt to solve: Simplifying -4 + -1x = 0 Solving -4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -1x = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1x = 0 + 4 -1x = 0 + 4 Combine like terms: 0 + 4 = 4 -1x = 4 Divide each side by '-1'. x = -4 Simplifying x = -4

Subproblem 3

Set the factor '(7 + -3x)' equal to zero and attempt to solve: Simplifying 7 + -3x = 0 Solving 7 + -3x = 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 + -3x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3x = 0 + -7 -3x = 0 + -7 Combine like terms: 0 + -7 = -7 -3x = -7 Divide each side by '-3'. x = 2.333333333 Simplifying x = 2.333333333

Solution

x = {0, -4, 2.333333333}

See similar equations:

| 4[3-(-9x-2)]=288x+76 | | (6r+5f)(6r-5f)= | | 10-6(z-8)=9+z | | 3/2=c-17/5 | | (3a+3b)(7a-5b)= | | -7x+6/2+2=-4x/7 | | 5x+4=95 | | 5=7x-8 | | -3z+2/5+6/5=7z/6 | | (x^2-7x+12)/(x^2-2x-3) | | -2v-6=-4(v+1) | | 5x-5=9+4x | | 3(-13)+2y=17 | | x/x-4+1=4/x-4 | | .3x+1.38=.24+1.2 | | 5x/3+10=55 | | 2x/3+5x/2+x=75 | | 12x+36y=72 | | 6+5=x | | 4(2s+1)-5=6s+1 | | -x+47=3x+11 | | z(z^3+1)=3+z^4 | | 2(v-4)=8v-44 | | (2^-3+6^0)/(2^3*2^4)=0 | | (x+3)/2x | | (10x6+8x4)/2x2 | | 8-x=(5x)/(x+1) | | k=-3x^2-(2x-3-7x-2)+9x-2 | | 7v+45=-6(v-1) | | 8-x=5x/x+1 | | 2^-3+6^0/2^3*2^4 | | 5(y-9)-3=-18-y |

Equations solver categories