9x^2+27x-162=0

Simple and best practice solution for 9x^2+27x-162=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 9x^2+27x-162=0 equation:


Simplifying
9x2 + 27x + -162 = 0

Reorder the terms:
-162 + 27x + 9x2 = 0

Solving
-162 + 27x + 9x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '9'.
9(-18 + 3x + x2) = 0

Factor a trinomial.
9((-6 + -1x)(3 + -1x)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor '(-6 + -1x)' equal to zero and attempt to solve: Simplifying -6 + -1x = 0 Solving -6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + -1x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -1x = 0 + 6 -1x = 0 + 6 Combine like terms: 0 + 6 = 6 -1x = 6 Divide each side by '-1'. x = -6 Simplifying x = -6

Subproblem 2

Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {-6, 3}

See similar equations:

| 0.4q+q^2=0.96 | | 5y+1=3y+3 | | 2(x-4)-3=2x-11 | | 4x=x+11 | | 4(y-3)=12 | | 3+3x=x+7 | | 4x-11=9x+2 | | 0.04+0.4q+q^2=1 | | 1x+7=25+x | | 4(4x+66)=3(13-3x) | | 10x^2+60x=89 | | 11+9x=44-2x | | 7cos(2x)+3=0 | | 16x+264=69-9 | | 3x+38=13x-41 | | 8p+2=5p+14 | | 3x+38=13-62 | | 23=8-3a | | 11x+2=8x-5 | | 33+3x=28+2x | | 33x+3x=28x+2x | | 3x^2+26x+5=0 | | 6(3x-4)(5x-3)=-4-2 | | 5x-29=11 | | 34-10=6y+20 | | 4x-25=75-5x | | 5x+17=84-6x | | 5.33=3900d+1000/3d^2+100 | | 8-8x=168-43x | | 5x-10=20-x | | 9x+8=63 | | 6(x+8)-27= |

Equations solver categories