Answer:
<em>(x - 2)² + y² = 9</em>
Step-by-step explanation:
First subtract 4 from both sides

then simplify

add -5 to both sides

since a variable shouldn't be negative the answer should be

(I prefer having the variable on the left side)
5:15 because you aren't drawing all of the 52 cards so your proportion would be the probability of drawing at least 5 spade and the 15 cards drawn in all
As it stands, it's none of those. I believe you were going for the distance formula but copied it wrong.
Answer:
Ok for your question 1+1. In my calculations, that is 2.
I hoped this helped have a good day :)