0=x^3+7x^2-4x-28

Simple and best practice solution for 0=x^3+7x^2-4x-28 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 0=x^3+7x^2-4x-28 equation: 


Simplifying
0 = x3 + 7x2 + -4x + -28

Reorder the terms:
0 = -28 + -4x + 7x2 + x3

Solving
0 = -28 + -4x + 7x2 + x3

Solving for variable 'x'.

Combine like terms: 0 + 28 = 28
28 + 4x + -7x2 + -1x3 = -28 + -4x + 7x2 + x3 + 28 + 4x + -7x2 + -1x3

Reorder the terms:
28 + 4x + -7x2 + -1x3 = -28 + 28 + -4x + 4x + 7x2 + -7x2 + x3 + -1x3

Combine like terms: -28 + 28 = 0
28 + 4x + -7x2 + -1x3 = 0 + -4x + 4x + 7x2 + -7x2 + x3 + -1x3
28 + 4x + -7x2 + -1x3 = -4x + 4x + 7x2 + -7x2 + x3 + -1x3

Combine like terms: -4x + 4x = 0
28 + 4x + -7x2 + -1x3 = 0 + 7x2 + -7x2 + x3 + -1x3
28 + 4x + -7x2 + -1x3 = 7x2 + -7x2 + x3 + -1x3

Combine like terms: 7x2 + -7x2 = 0
28 + 4x + -7x2 + -1x3 = 0 + x3 + -1x3
28 + 4x + -7x2 + -1x3 = x3 + -1x3

Combine like terms: x3 + -1x3 = 0
28 + 4x + -7x2 + -1x3 = 0

The solution to this equation could not be determined.

See similar equations:

| 5b+55=60 | | (7x-6)^1/2=6 | | 5(x+8)+6=4x-5 | | 4x-(5-x)-7=18 | | 2x(5x-3)=17 | | 0.3x+.4=-2 | | 11(n+6)=11*12 | | (3x-5)=8-9XY(-34y) | | 27=20x+8 | | -48+3x=0 | | 3(18x+15)=9(4x-5) | | 27=26x+3 | | A=lm | | 6y-8y=0 | | 117+b=180 | | 6(n+12)+11=11n-7 | | x^2-x-12=42 | | 2x-45=6x+7(x-8) | | 150-6x=172-8x | | 6x-150=8x-172 | | -4(-3x-6)=84 | | 3x-2y+z=0 | | 184-1.7=.9+93 | | X-6.3=24.2 | | (2x+6)+64=180 | | 4u+3u=49 | | n/2=-9 | | 2(a+6)+3(a-2)=18 | | 88-5(x-3)=18 | | x+x+23+x+23-33+(x+23-33)2=433 | | 2(a+6)+3(a-6)=18 | | F(x)=6(x-4)+10 |

Equations solver categories