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Mathematics, 19.02.2020 17:53 brenyasanders4001

While Brendan is vacationing with his family at the cabin, they take a motorboat on the river. The motorboat travels

18 miles per hour in still water.

1. Let w represent the speed of the river current in miles per hour. Write an expression for how fast the

motorboat is able to go downstream (with the current) Write another expression for how fast the motorboat is

able to go upstream (against the current).

2. The motorboat travels 49 miles upstream in the same time it takes to travel 77 miles downstream. What is the

speed of the current w? Use the Elimination Method to solve.

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