(2x-11)(x-6)=666

Simple and best practice solution for (2x-11)(x-6)=666 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 (2x-11)(x-6)=666 equation:



(2x-11)(x-6)=666
We move all terms to the left:
(2x-11)(x-6)-(666)=0
We multiply parentheses ..
(+2x^2-12x-11x+66)-666=0
We get rid of parentheses
2x^2-12x-11x+66-666=0
We add all the numbers together, and all the variables
2x^2-23x-600=0
a = 2; b = -23; c = -600;
Δ = b2-4ac
Δ = -232-4·2·(-600)
Δ = 5329
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{5329}=73$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-23)-73}{2*2}=\frac{-50}{4} =-12+1/2 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-23)+73}{2*2}=\frac{96}{4} =24 $

See similar equations:

| z2−1000z+60775=0 | | -8r=20-7r | | 21/4-x/5=4x | | 3/4x+2=5/6x-4 | | 3/5x+1/2=4/3 | | 3w+6=30 | | 3/5x+½=4/3 | | 4x-12+16=5x-30+26 | | y=1.25+10 | | 16-7w-14=-4-6w | | 7-11y=-49 | | -3x=x^2-28 | | -16+19j=18j-9 | | 3r+75=93 | | 6c+13.94=-2.26+4.8c | | (2x)^2+4x^2=120 | | -5p-13=-6p | | (2x)^2+4x=120 | | -11y+13=-14y-2 | | 6/4.5=x/6 | | 6w+8-18w=-2-17w | | -16-11s=-10s | | 82t+66t=111 | | 12x-16=8x+24 | | -7g+15=-8g | | 7(x-6)-3=-94 | | -11p+3-11=8-10p | | -17g+16=-10-19g | | 1/4r=9 | | -20+2+18b=17b-5 | | 3x+(5x+7)=-9 | | 7x+10=3x+25 |

Equations solver categories