SOLUTION: thank u for sparing time for this problem. in his motorboat,Larry can go downstream in 1 hour less time than he can go upstream the same distance.If the current is 5 mph, how fa

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Question 106055: thank u for sparing time for this problem.
in his motorboat,Larry can go downstream in 1 hour less time than he can go upstream the same distance.If the current is 5 mph, how fast can he travel in still water if it takes him 2 hours to travel upstream the given distance.?

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
let x="speed in still water" ... d=rt ... distances are the same

1(x+5)=2(x-5)