Question

(x+3)^2+(y-5)^2=5.
y=6

Answer 1

(x+3)²+(6-5)²-5=0
x²+6x+9+1-5=0
x²+6x+5=0
D=6²-4*5=36-20=16=4²
x=(-6-4)/2=-5     x=(-6+4)/2=-1