SOLUTION: If you travel 35 mph in a straight line one way, and travel back at 45 mph which is 19 min. less than the travel there. How long is the trip

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Question 906463: If you travel 35 mph in a straight line one way, and travel back at 45 mph which is 19 min. less than the travel there. How long is the trip
Found 2 solutions by richwmiller, lwsshak3:
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
35t=45*(t-19/60)
35t=45t-45/60*19
3/4*19=10t
.75*1.9=t
t= 1.425 hours
35*1.425=49.875 miles

Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
If you travel 35 mph in a straight line one way, and travel back at 45 mph which is 19 min. less than the travel there. How long is the trip
***
let x=length of trip
travel time=distance /speed
..
x%2F35-x%2F45=19%2F60
%2845x-35x%29%2F%2845%2A35%29=19%2F60
10x%2F1575=19%2F60
600x=19*1575
x=49.88
length of trip=49.88 miles