x^2+11x+11=4x

Simple and best practice solution for x^2+11x+11=4x 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^2+11x+11=4x equation:



x^2+11x+11=4x
We move all terms to the left:
x^2+11x+11-(4x)=0
We add all the numbers together, and all the variables
x^2+7x+11=0
a = 1; b = 7; c = +11;
Δ = b2-4ac
Δ = 72-4·1·11
Δ = 5
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(7)-\sqrt{5}}{2*1}=\frac{-7-\sqrt{5}}{2} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(7)+\sqrt{5}}{2*1}=\frac{-7+\sqrt{5}}{2} $

See similar equations:

| 18+12d=54 | | 47=5-6t | | -2h^2+8h-7=0 | | -5=-5j^2 | | 54=p*6 | | 75+90v=-27v^2 | | 6x+13x=180 | | 54=p•6 | | (11x+2)+(14x-10)=180 | | 27v^2=-165 | | √x-5+3=1 | | -2x+15=35 | | 75+90=-27v^2 | | 9v^2=1 | | 12=9+c/2 | | 4.6+1.2x=54.6+0.8x | | 3=5-u/3 | | 4(s-2)-1=2s-3 | | 2d^2-17d+15=0 | | 3/7v+28=3 | | 81=9g+45 | | x-12-5x=90 | | (3x+16)•(-2)=-72 | | 7=w+27/9 | | 6t-22=68 | | 26b-28=-5 | | 10=8+c/3 | | 15-10y=13 | | 3/5+3y=4y-3/10 | | 19=h3-8 | | 2.25y-8=0.25y | | 9.6x15.4=4.3x+26.3 |

Equations solver categories