You can put this solution on YOUR website! (y+1)^2=-8(x+3)
This is and equation of a parabola that opens leftward.
Its basic form of equation: (y-k)^2=-4p(x-h)
For given parabola:
vertex:(-3,-1)
4p=8
p=2
focus: (-5,-1)
directrix: x=-1
What do you want to do with given problem?