19x+15x^2=-6

Simple and best practice solution for 19x+15x^2=-6 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 19x+15x^2=-6 equation:



19x+15x^2=-6
We move all terms to the left:
19x+15x^2-(-6)=0
We add all the numbers together, and all the variables
15x^2+19x+6=0
a = 15; b = 19; c = +6;
Δ = b2-4ac
Δ = 192-4·15·6
Δ = 1
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{1}=1$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(19)-1}{2*15}=\frac{-20}{30} =-2/3 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(19)+1}{2*15}=\frac{-18}{30} =-3/5 $

See similar equations:

| 7-x=x/1 | | 3x^+8x=12 | | 14x-23=6x+5 | | 11g-8g-3g+5g=5 | | 7n=14n-21=0 | | 3b=5b–6 | | 10b+6b-15b=3 | | 7x+8=7x+23 | | 11d-10d=7 | | 13v-7v=6 | | 13w-10w=6 | | 10s-6s=12 | | 6=10-2g | | 4(-3x-4)=-12x+16 | | .4x+X/3=0.2x+6 | | X-1-x^2=0 | | 10x-4(2x+6=8 | | -34=4t | | x^2-16-x=0 | | -1x^2+0x+49=0 | | 15-x=7/8 | | 22=p-25 | | -2(+6c)+16=-90 | | 7w=+13=90 | | 6+27x=8.25x | | x-3/x-2+1=-x-2/x-4 | | 7.6+7.9x=5.9 | | 10x+60=1.2-40.8 | | (m+8)=(m-9)=(m+1) | | P(x)=20x^{2}-240x | | 13=z/3+10 | | 3x+10=4x+35 |

Equations solver categories