x^2+9x-26=0

Simple and best practice solution for x^2+9x-26=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^2+9x-26=0 equation: 



x^2+9x-26=0

a = 1; b = 9; c = -26;
Δ = b2-4ac
Δ = 92-4·1·(-26)
Δ = 185
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{-(9)-\sqrt{185}}{2*1}=\frac{-9-\sqrt{185}}{2}
$


$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(9)+\sqrt{185}}{2*1}=\frac{-9+\sqrt{185}}{2}
$

See similar equations:

| f(0)=1.5(0)+1 | | 3.1x-3=5.6x-0.5 | | 12v-5v=28 | | 4y+9-y-2=16y+42 | | 30000*x=5000000 | | 7v=4v+24 | | 0.03x-0.02=-0.06 | | -3(2x-4)+2=6x+14 | | -6y+2(y-7)=-6 | | 5x2−19x−4=0 | | 3x-2=3x+25 | | (a-2)(a+4)+6=a | | 8(w+9)=-8w-8 | | 5x-2+4x+(2x+30)=180 | | 4(2x^2+43x-228)=0 | | -4x-13=-2x-9 | | -24x-5=24x-4 | | -2(w+2)-w-6=-3(w+5)+5 | | 207=49-x | | 4x-2x-5x=32 | | x-2/5=-6/5 | | -4x+7x-9=3(x-4)-5 | | 4x=(2x+30)+(5x-2) | | 3(2n+5)=8(3n+5)+3 | | 12y-6=3y-24 | | 3(9x-2)=7x+4 | | 12t/3t+13=5*17t | | 1/4x+16=20 | | 3.5x-12=2x+33.5x-12=2x+3 | | 1=10x+6 | | 220.70=32.50x+3.30x+5.90 | | ​3/​j​​=4.5 |

Equations solver categories