If the equal is 55x + 35y = 200
x: time-driven at 55 miles/hour
y: time-driven at 35 miles/hour
If the car spends 2.5 hours at 35 miles per hour, then it drove:
55x + 35(2.5) = 200
55x =35
y = 112.5
There the drive spent about 2.5-hour driving at 55 mph.
Hope it helps!
Answer: 24, 44, and 66 
Step-by-step explanation:
Check all of the possible combinations of the faces:
6 × 4 = 24
11 × 4 = 44
11 × 6 = 66
So the answers are 24, 44, and 66 
She is going to need 84 cups of blueberries. 3.5*24= 84 i believe :)
Answer:no
the answer is c
Step-by-step explanation:
1/x + 1/y = 8
x + y = 8
6/x + 12/y = 72n