x2+5x-180=0

Simple and best practice solution for x2+5x-180=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 x2+5x-180=0 equation:



x2+5x-180=0
We add all the numbers together, and all the variables
x^2+5x-180=0
a = 1; b = 5; c = -180;
Δ = b2-4ac
Δ = 52-4·1·(-180)
Δ = 745
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{-(5)-\sqrt{745}}{2*1}=\frac{-5-\sqrt{745}}{2} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(5)+\sqrt{745}}{2*1}=\frac{-5+\sqrt{745}}{2} $

See similar equations:

| X4-18x2+80=0 | | X^4-18x^2+80=0 | | 3x+5(x-0.3)=8.5 | | 2(x-3)•6(-x-3)=0 | | 5(x+10)-30=50 | | 3n+4n—8=11n | | 2x+1º=7x-99º | | 5/9(f-32)=20 | | 2y-3=8×+7 | | 4.3x+2500=18.49+50x | | x^2=4x+14 | | 5(3w+10)/4=-5 | | 3n—6=42 | | 3n+4n—8=11 | | y/2-8=13 | | Xx14=28 | | 2x^2-9x+10=15 | | 3n+4n+15=75 | | -10(s+5)=-32 | | 10-x=9x-5 | | 11^b-3=5^b | | 2/(-3)=4v+4/2v+14 | | y=-12+3y | | 5^x+4=2^3x | | n=243n-15 | | 5x+44x=10 | | 2x+x+3/2=39 | | x+(x*0.07)-(x80.03)=20000 | | (5/(5x+2))+4=0 | | 85n=63 | | 3x2-15x=0 | | 3x2-15x=0 |

Equations solver categories