0=x^2-6x-187

Simple and best practice solution for 0=x^2-6x-187 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 0=x^2-6x-187 equation:



0=x^2-6x-187
We move all terms to the left:
0-(x^2-6x-187)=0
We add all the numbers together, and all the variables
-(x^2-6x-187)=0
We get rid of parentheses
-x^2+6x+187=0
We add all the numbers together, and all the variables
-1x^2+6x+187=0
a = -1; b = 6; c = +187;
Δ = b2-4ac
Δ = 62-4·(-1)·187
Δ = 784
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{784}=28$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(6)-28}{2*-1}=\frac{-34}{-2} =+17 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(6)+28}{2*-1}=\frac{22}{-2} =-11 $

See similar equations:

| 3(x+4)+6(x−3)= | | 9x-6x+174=9x+108 | | 7b=49b=9 | | 14n+6n=220 | | 6(x+2)+3(x+3)= | | X+2+12x+36=0 | | 2x-2=3+2 | | 12.24m+0.11+9=12.99m-0.14m | | -14+8=-12-12h | | 2k-6-3k=14 | | -16x=470 | | 7n+7=30 | | 2f+8=-3f-7 | | 6n+50=+10n+10 | | 15x−60=30x−420 | | -27=a-16 | | -13-17-18=-10f+19 | | 12.61m+0.12+9=13.36m-0.13m | | (10b+4)+(6–9b)–3b+7= | | a·5=2.5 | | e-12=4 | | X-4-9x=7x+5 | | 4(12x+7)=3(16x) | | 12(50)=0.08x+12.25 | | -352=8(-8n+4) | | 72-(2x-50)×9/10=180 | | -60z+32=32z+60 | | 4(12x+7)–2=3(16x)+(62–8) | | -5x=x+-6 | | 17g=14g-18 | | (6x-4)/3+(8x-6)/4=-1 | | 3(x-5)+10=6x+12 |

Equations solver categories