Answer:
(-9,12)
Step-by-step explanation:

1 liter = 1000mL
Divide 1000mL by mL per minute:
1000 / 5 = 200 minutes ( 3 hours and 20 minutes)
8.373 rounded to the nearest hundredth is 8.37 because you look at the thousandths place or to the right of 7 and you see that its lower than 5 so you round down giving you the answer of 8.73
Answer: 8.73
(A ∩ B) means "A intersection B". Your problem statement tells you the intersection contains
{3, 4}
(x + 2) = 3
-2 -2
0 1
x = 1