The answer is $4.78
1200/251.2=4.777<span>07006369
4.78</span>
The anwser is a hope it helps
Let s = northbound train
Then
2s = southbound train
:
Distance = time * speed
4s + 4(2s) = 600
:
4s + 8s = 600
:
12s = 600
:
s = 600/12
:
s = 50 mph is the northbound train
Then
2(50) = 100 mph is the southbound train
:
:
Check:
4(50) + 4(100) = 600
Answer:

C.E.: x <em>=/=</em> -4
Step-by-step explanation:

Answer: 24a+16
Step-by-step explanation: