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A kayaker travels X miles per hour down stream for three hours. On the for our return trip, the kayak or travels 1 mph slower. How far did the kayak or travel in total?
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A kayaker travels X miles per hour down stream for three hours. On the for our return trip, the kayak or travels 1 mph slower. How far did the kayak or travel in total?

User Sachin Kumar
by
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1 Answer

6 votes
3x is the miles from downstream
4 (x - 1) is the return trip

Solution:
3x = 4 (x - 1)
3x =4x - 4
-x = -4
x = 4

The outward journey 3x = 12 miles
Return journey is same length
Therefore the distance travel is 24 miles
User Monkeyking
by
6.6k points
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