Question 1134632
Let t = amount of hours spent

Distance is the same for both trips:

3t = 5(1-t)
3t = 5-5t
8t = 5
t = 5/8 hr

Distance traveled in total: 

2(3t) = 30/8 = 15/4 miles

OR

3t + 5(1-t) = 3(5/8) + 5(3/8) = 15/8 + 15/8 = 15/4 miles




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