=3x^3-12x^2-5x+20

Simple and best practice solution for =3x^3-12x^2-5x+20 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^3-12x^2-5x+20 equation: 


Simplifying
0 = 3x3 + -12x2 + -5x + 20

Reorder the terms:
0 = 20 + -5x + -12x2 + 3x3

Solving
0 = 20 + -5x + -12x2 + 3x3

Solving for variable 'x'.

Combine like terms: 0 + -20 = -20
-20 + 5x + 12x2 + -3x3 = 20 + -5x + -12x2 + 3x3 + -20 + 5x + 12x2 + -3x3

Reorder the terms:
-20 + 5x + 12x2 + -3x3 = 20 + -20 + -5x + 5x + -12x2 + 12x2 + 3x3 + -3x3

Combine like terms: 20 + -20 = 0
-20 + 5x + 12x2 + -3x3 = 0 + -5x + 5x + -12x2 + 12x2 + 3x3 + -3x3
-20 + 5x + 12x2 + -3x3 = -5x + 5x + -12x2 + 12x2 + 3x3 + -3x3

Combine like terms: -5x + 5x = 0
-20 + 5x + 12x2 + -3x3 = 0 + -12x2 + 12x2 + 3x3 + -3x3
-20 + 5x + 12x2 + -3x3 = -12x2 + 12x2 + 3x3 + -3x3

Combine like terms: -12x2 + 12x2 = 0
-20 + 5x + 12x2 + -3x3 = 0 + 3x3 + -3x3
-20 + 5x + 12x2 + -3x3 = 3x3 + -3x3

Combine like terms: 3x3 + -3x3 = 0
-20 + 5x + 12x2 + -3x3 = 0

The solution to this equation could not be determined.

See similar equations:

| 46=6/7x | | y-.75=-.45 | | -3.2x=8 | | -15.5=-5n | | 28=9/10x | | 1/x-1-1/x=1/20 | | 28x-2y=-220 | | 4x^2-100y^2+49=0 | | x+3(x+3)=16(16+x-3) | | y=5xy-3xy | | 4x^2-100y^2+196=0 | | -1/6b=-12 | | G^2+8=0 | | .86(.25+.6)=.15j | | 4cos^2x+2cosx=0 | | 12(4x+1)=14(3+3x) | | 8.50+3.50x=6 | | 15=3/8x | | g(-2)=-2x^3+x^2-4x+5 | | g(x)=-2x^3+x^2-4x+5g(-2) | | .857142857(.25+.6)=.15j | | ft=1.90+1.40t | | y=10xy-5xy | | 10x^2+3=8 | | 15+20y=1800 | | 5-120=72 | | 40x+80=30x+90 | | 1/3pix^2(12) | | y=3x-150 | | 27y=15y+75 | | 18x-13x=17 | | -8x^2-x-8= |

Equations solver categories