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elixir [45]
3 years ago
9

A boat traveled 84 miles downstream and back. The trip downstream took 4 hours. The trip back took 28 hours. Find the speed of t

he boat in still water and the speed of the current.
Mathematics
1 answer:
Lesechka [4]3 years ago
6 0
84 divided by 4 =21 , 21x28=588 , so 588 is the speed of the current

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________________________________________________________
Explanation:
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 g(x) = 8x² + 9x − 7 ;

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