Answer:
46
i just got it right
First: 2x-3y+-48
Second:2x+y+0
Step-by-step explanation:
I think their correct but hopefully they helped!
8x + x² - 2y + y² - 64 = 0
(x + 4)² + (y - 1)² - 81 = 0
(x + 4)² + (y - 1)² = 81
Hencr the center is (-4,1) and the radius is 9.
heres a graph