Answer:
(x +8)² +(y +1)² = 9
Step-by-step explanation:
The formula for a circle with center (h, k) and radius r is ...
(x -h)² +(y -k)² = r²
Filling in your given numbers gives ...
(x -(-8))² +(y -(-1))² = 3²
Simplifying that results in ...
(x +8)² +(y +1)² = 9
