Answer:

Step-by-step explanation:




X² - 6x + y² + 4y = 86
Complete the square:
x² - 6x + (9) + y²+4y + (4) = 86 + (9) + (4)
→(x - 3)² + (y + 2)² = 99
Center: (3, -2)
radius: √99 = 3√11
Answer:
$12
Step-by-step explanation:
30x.4=12 dollars for fuel
Answer:
i think the answer is b
Step-by-step explanation: