X^3+3x^2-9x=27

Simple and best practice solution for X^3+3x^2-9x=27 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^2-9x=27 equation: 


Simplifying
X3 + 3x2 + -9x = 27

Reorder the terms:
X3 + -9x + 3x2 = 27

Solving
X3 + -9x + 3x2 = 27

Solving for variable 'X'.

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

Add '9x' to each side of the equation.
X3 + -9x + 9x + 3x2 = 27 + 9x

Combine like terms: -9x + 9x = 0
X3 + 0 + 3x2 = 27 + 9x
X3 + 3x2 = 27 + 9x

Add '-3x2' to each side of the equation.
X3 + 3x2 + -3x2 = 27 + 9x + -3x2

Combine like terms: 3x2 + -3x2 = 0
X3 + 0 = 27 + 9x + -3x2
X3 = 27 + 9x + -3x2

Simplifying
X3 = 27 + 9x + -3x2

Reorder the terms:
-27 + X3 + -9x + 3x2 = 27 + 9x + -3x2 + -27 + -9x + 3x2

Reorder the terms:
-27 + X3 + -9x + 3x2 = 27 + -27 + 9x + -9x + -3x2 + 3x2

Combine like terms: 27 + -27 = 0
-27 + X3 + -9x + 3x2 = 0 + 9x + -9x + -3x2 + 3x2
-27 + X3 + -9x + 3x2 = 9x + -9x + -3x2 + 3x2

Combine like terms: 9x + -9x = 0
-27 + X3 + -9x + 3x2 = 0 + -3x2 + 3x2
-27 + X3 + -9x + 3x2 = -3x2 + 3x2

Combine like terms: -3x2 + 3x2 = 0
-27 + X3 + -9x + 3x2 = 0

The solution to this equation could not be determined.

See similar equations:

| X-1=39-4x | | 25c+15c-8=96 | | X^3+3x-9x=27 | | 4-3x=2+2x | | 9n-29=52 | | b^2-5b=0 | | 2x+x+10=19 | | x+2x+15=20+1 | | 5x+3=3x+13 | | 3x^2-42+147=-27 | | 3(2z-1)-2(z+6)=2(z+1) | | 3x^2-42+120=0 | | 3x+14=16+2x | | -12r^2+38r-16=0 | | x+.21x=47.62 | | 3x-1=19-2x | | 5x-4x-12=4 | | .21x=47.62 | | 66864*488858866=-8 | | 1+6x=7x | | 5x-5=16+2x | | 66-5x=4x+15 | | 12+3(x-4)-89=7[5-4(8-x)] | | X+2*3=68 | | 3x^2-x=x-16 | | 159-7x=29x+19 | | 8d-5=3 | | X+2x-2=7 | | 7c-12=16 | | -48=2x^2 | | 8x+3=7x+4 | | 13-7x=78-42x |

Equations solver categories