SOLUTION: Ching leaves San Francisco and travels toward Los Angeles at 50 miles/hour. An hour later, Phil leaves Los Angeles and travels toward San Francisco at 60 miles/hour. If the two c

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Question 105126: Ching leaves San Francisco and travels toward Los Angeles at 50 miles/hour. An hour later, Phil leaves Los Angeles and travels toward San Francisco at 60 miles/hour. If the two cities are 380 miles apart, how many hours will it take for Ching to meet Phil?
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
50t+60(t-1)=380
50t+60t-60=380
110t=380+60
110t=440
t=440/110
t=4 hours they will meet.
proof
5*4+60*3=380
200+180=380
380=380