Question 293080
x^2+6x+y^2-2y+6=0
you need to complete the square twice
6/2=3
3^2=9
2/2=1
1^2=1
x^2+6x+9+y^2-2y+1=-6+9+1

x^2+6x+9+y^2-2y+1=-6+9+1
(x+3)^2+(y-1)^2=4
center (-3,1)
radius 2