(x*x)-6x-27=0

Simple and best practice solution for (x*x)-6x-27=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*x)-6x-27=0 equation:


Simplifying
(x * x) + -6x + -27 = 0

Multiply x * x
(x2) + -6x + -27 = 0
x2 + -6x + -27 = 0

Reorder the terms:
-27 + -6x + x2 = 0

Solving
-27 + -6x + x2 = 0

Solving for variable 'x'.

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

Subproblem 1

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

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-3, 9}

See similar equations:

| 1.2(6x-8)=2.4(x-5) | | y^2-11+19=-5 | | 4x+3/x-3/2x+5 | | a+b-c+d=b+c+d | | 5x-x=15+x | | 3x+4x=10+2x | | 4x+3*x-3/2x+5 | | -5X*3=x+9 | | x-5*3=x+9 | | (x*x)-3x-40=0 | | 2.8x=x+1 | | 6x+32=x*2-8 | | (m*m)-25n*25n=0 | | 4(9-15y+6.25y^2)+16y^2=20(3-2.5y)+4y-19 | | (x*x)+3x-40=0 | | 36-60y+25y^2+16y^2-60+50y-4y+19=0 | | 6x+32=2x-8 | | 41y^2-14y-5=0 | | (4*-2)+13-6=0 | | (x*x)-33x=0 | | (38+x+50)/3=50 | | (x-x)-33x=0 | | -30-10x=56-24x | | 6a-5=3a-8 | | (x*2)-33x=0 | | x-33x=0 | | a+2b+3c=150 | | -18-[-4-(-8)]= | | 2x^2+12x+46=0 | | 200+12.5x=25x+25 | | 28/14 | | 47/x=-8 |

Equations solver categories