Algebra 2
posted by Trisan .
A boat travels 60 km upstream and back again in 8 hours. If the speed of the boat is 16 km/h, what is the speed of the current?

Let the speed of the boat be x km/h
60/(16+x( + 60/(16x) = 5
hint: multiply each term by (16+x)(16x)
(I got x=8)
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