5n2+6n-27=0

Simple and best practice solution for 5n2+6n-27=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 5n2+6n-27=0 equation:



5n^2+6n-27=0
a = 5; b = 6; c = -27;
Δ = b2-4ac
Δ = 62-4·5·(-27)
Δ = 576
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$n_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$n_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{576}=24$
$n_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(6)-24}{2*5}=\frac{-30}{10} =-3 $
$n_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(6)+24}{2*5}=\frac{18}{10} =1+4/5 $

See similar equations:

| 3^x=0.0003 | | 3(u+4)-5u=20 | | 233=281-u | | -x+256=133 | | 253=209-w | | 1/5x-1/2=21/2 | | 16w=63+7w | | 2x-15=x=5 | | 2x+8+6x=14x+12 | | 9u+15=39 | | 9a-2a=2+24 | | -12x-33=0 | | 14+5=-23x+-85 | | 2^(2x+3)-33(2x)+4=0 | | 9a-24=2+2a | | 4x=70=9x-5 | | 2(4w-7)=62 | | 3.8x-{-1-9.7x}=2.6+13.3x | | 14a-6=34 | | h+74-3=1 | | 2(4x+3)(3x+5)=x2+58x+ | | 3(w−74)=57 | | 9-2y=31 | | 9(3-2x)=2(10-8x | | 9-5x+2=4.5x | | 1–a÷2a+1=5÷6 | | (7/8)x=1/2 | | 12^6x+8=12^x | | x+5000=3x | | 2=y/2+6 | | x+5/4+30/4=600 | | 3x-2(4x+5)=x+2= |

Equations solver categories