Answer:
P(orange)x P(orange)= 5/9 x 5/9= 25/81
Step-by-step explanation:
The equation of a circle with center
and radius
is

In your case,

Plug these values into the generic formula and you'll get your equation.
Its a multiplication by -3 on each term, so I think you're gonna answer is by r=-3, maybe?
Answer:
4
x value increases by 2 in the time it takes y value to increase by 8
8/2 = 4