if the skating rink was $6 per person and the birthday party will cost $72, how many skaters will be at sami's party?
1 answer:
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Answer:
C
Step-by-step explanation:
Recall the equation for a circle:
, where the center is (h,k) and the radius is r.
The given equation is:
Another way to write this is:
Thus, we can see that h=-5 and k=-7.
The center is at (-5, -7).