A*x^3+B*x^2+C=0

Simple and best practice solution for A*x^3+B*x^2+C=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 A*x^3+B*x^2+C=0 equation: 


Simplifying
A * x3 + B * x2 + C = 0

Multiply A * x3
x3A + B * x2 + C = 0

Multiply B * x2
x3A + x2B + C = 0

Reorder the terms:
C + x2B + x3A = 0

Solving
C + x2B + x3A = 0

Solving for variable 'C'.

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

Add '-1x2B' to each side of the equation.
C + x2B + -1x2B + x3A = 0 + -1x2B

Combine like terms: x2B + -1x2B = 0
C + 0 + x3A = 0 + -1x2B
C + x3A = 0 + -1x2B
Remove the zero:
C + x3A = -1x2B

Add '-1x3A' to each side of the equation.
C + x3A + -1x3A = -1x2B + -1x3A

Combine like terms: x3A + -1x3A = 0
C + 0 = -1x2B + -1x3A
C = -1x2B + -1x3A

Simplifying
C = -1x2B + -1x3A

See similar equations:

| 9k-5=13 | | 3x+5y=-32 | | x+10-4x=40 | | x+2x+5+x=100 | | 5p-4=4p | | 3x(2x-5)+8=11 | | 4[6-(y+2)]= | | 6p-3=4p+3 | | 10-9x=x | | 5x^3=15x | | w-14=-27 | | 14-w=-27 | | x+3+2iy=7i | | 100-z=100 | | 4(m^2)+3=0 | | 5x^2-2X+8+2X^2+14X-9= | | 3a=a+7 | | 4(3.60*x)+(4.25*x)=3730 | | x+-3=-45 | | F(n)=4n | | F(n)=6(n-1)4 | | 2x^2-1=22 | | sin(x)=0.25x-0.3 | | 3a+3=a+10 | | 140+65=226 | | 4y-4=2x | | D+M=44000 | | k=1108+6(w+h-a) | | 2x(-6)=8 | | 11-2(1+3x)=39 | | 3y+2=y-x | | 2cos(6x)-1=0 |

Equations solver categories