X^3+3x^2+x-7=0

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


Simplifying
X3 + 3x2 + x + -7 = 0

Reorder the terms:
-7 + X3 + x + 3x2 = 0

Solving
-7 + X3 + x + 3x2 = 0

Solving for variable 'X'.

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

Add '7' to each side of the equation.
-7 + X3 + x + 7 + 3x2 = 0 + 7

Reorder the terms:
-7 + 7 + X3 + x + 3x2 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + X3 + x + 3x2 = 0 + 7
X3 + x + 3x2 = 0 + 7

Combine like terms: 0 + 7 = 7
X3 + x + 3x2 = 7

Add '-1x' to each side of the equation.
X3 + x + -1x + 3x2 = 7 + -1x

Combine like terms: x + -1x = 0
X3 + 0 + 3x2 = 7 + -1x
X3 + 3x2 = 7 + -1x

Add '-3x2' to each side of the equation.
X3 + 3x2 + -3x2 = 7 + -1x + -3x2

Combine like terms: 3x2 + -3x2 = 0
X3 + 0 = 7 + -1x + -3x2
X3 = 7 + -1x + -3x2

Simplifying
X3 = 7 + -1x + -3x2

Reorder the terms:
-7 + X3 + x + 3x2 = 7 + -1x + -3x2 + -7 + x + 3x2

Reorder the terms:
-7 + X3 + x + 3x2 = 7 + -7 + -1x + x + -3x2 + 3x2

Combine like terms: 7 + -7 = 0
-7 + X3 + x + 3x2 = 0 + -1x + x + -3x2 + 3x2
-7 + X3 + x + 3x2 = -1x + x + -3x2 + 3x2

Combine like terms: -1x + x = 0
-7 + X3 + x + 3x2 = 0 + -3x2 + 3x2
-7 + X3 + x + 3x2 = -3x2 + 3x2

Combine like terms: -3x2 + 3x2 = 0
-7 + X3 + x + 3x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 7x+9+5x=6x-3 | | √(1/9x^10) | | y+10=4(x+1) | | 20=-5x-10 | | 3(12.15-3y/2)=y=18.25 | | 16/(8-x)^2 | | X^2+y^2+4x-2y+5=0 | | -4(5z+9)=-2(-8+12z) | | 1/9x=378 | | 16x-(3x-6)=32 | | 8-7x=29 | | 6sin^2x=sinx+7 | | -6x-6+4x=-7x+6 | | y=1.9(5/2)^2x | | 2/7x=24 | | 36.45-8y/2=18.25 | | 12b=-3(-5b+15) | | -3x+6=9.9 | | 2/5*2/5*1/2 | | p(-4)=2x^4-3x^3+5x^2-1 | | -9+2x=1 | | -31(1+6r)=14-r | | A(8+7)= | | 2*5*2/5*1/2 | | 20s=-7(-3s-12) | | 5x+23=3 | | -s^2-6s+91=0 | | y=1.9(5/2)^1x | | -9w+20+4=-3w-7(w-1) | | 2x+y=226 | | 3x-5(2x-3)=4(2-x)+7 | | -1=3x+8 |

Equations solver categories