X^3+2x^2+4x+8=0

Simple and best practice solution for X^3+2x^2+4x+8=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 X^3+2x^2+4x+8=0 equation:


Simplifying
X3 + 2x2 + 4x + 8 = 0

Reorder the terms:
8 + X3 + 4x + 2x2 = 0

Solving
8 + X3 + 4x + 2x2 = 0

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-8' to each side of the equation.
8 + X3 + 4x + -8 + 2x2 = 0 + -8

Reorder the terms:
8 + -8 + X3 + 4x + 2x2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + X3 + 4x + 2x2 = 0 + -8
X3 + 4x + 2x2 = 0 + -8

Combine like terms: 0 + -8 = -8
X3 + 4x + 2x2 = -8

Add '-4x' to each side of the equation.
X3 + 4x + -4x + 2x2 = -8 + -4x

Combine like terms: 4x + -4x = 0
X3 + 0 + 2x2 = -8 + -4x
X3 + 2x2 = -8 + -4x

Add '-2x2' to each side of the equation.
X3 + 2x2 + -2x2 = -8 + -4x + -2x2

Combine like terms: 2x2 + -2x2 = 0
X3 + 0 = -8 + -4x + -2x2
X3 = -8 + -4x + -2x2

Simplifying
X3 = -8 + -4x + -2x2

Reorder the terms:
8 + X3 + 4x + 2x2 = -8 + -4x + -2x2 + 8 + 4x + 2x2

Reorder the terms:
8 + X3 + 4x + 2x2 = -8 + 8 + -4x + 4x + -2x2 + 2x2

Combine like terms: -8 + 8 = 0
8 + X3 + 4x + 2x2 = 0 + -4x + 4x + -2x2 + 2x2
8 + X3 + 4x + 2x2 = -4x + 4x + -2x2 + 2x2

Combine like terms: -4x + 4x = 0
8 + X3 + 4x + 2x2 = 0 + -2x2 + 2x2
8 + X3 + 4x + 2x2 = -2x2 + 2x2

Combine like terms: -2x2 + 2x2 = 0
8 + X3 + 4x + 2x2 = 0

The solution to this equation could not be determined.

See similar equations:

| (5v-6)(1-v)=0 | | 4-(-8)= | | 8x+9=5x+57 | | 12a+20=81a-45+12a | | 21x-46=17x+26 | | x^3+9x^2+26x+24=0 | | 6*-11-5=3*-11-38 | | 8*(2x)-3*(3x)=2x+25 | | 4x*5x=6x+7x | | -12(-33+26p)=88-4p | | Tn=2n+4 | | 40-9a=2a-3a | | -4(3y-10)+3(2y+8)= | | 53-29k=-16-6k | | -4y(3y-10)+3(2y+8)= | | 38+29x=10x+12x-18 | | 6000/87=t | | 4(x+1)+x=8(x-1)+6 | | 41-29x+15-7=x-19-32x | | 8m+12*3=3m-7 | | 8m+12=3m-7 | | 17(33-5x)-7x=-165+29x | | 2x^3-x^2+2=0 | | 2y^2-4y^3-5y^2+6y^3= | | 8-5y=24y | | 12x^2+43x+21=0 | | 4k+10=8k-2 | | y^2-4y^3-5y^2+6y^3= | | 12-(2x+8)=(x+16)-4-3 | | b+2=-5 | | -81+5n=-27(-26n+3)-n | | 6a-5=3a-38 |

Equations solver categories