Posted by ROCKY on Tuesday, August 2, 2011 at 10:18pm.
Rowing. Abby rows 10km. upstream and 10km. back in a total time of three hours. The speed of the river is 5km./h. Find Abby's speed in still water.

intermediate algebra  Reiny, Tuesday, August 2, 2011 at 10:38pm
I just answered a very similar question here:
http://www.jiskha.com/display.cgi?id=1312332711
Study the solution and see if you can apply it to your question.

intermediate algebra  Reiny, Tuesday, August 2, 2011 at 10:40pm
Also I just noticed that the same question was answered here:
http://www.jiskha.com/display.cgi?id=1312075836
All you have to do is solve the equation at the end.

intermediate algebra  ROCKY, Wednesday, August 3, 2011 at 3:54pm
can you please help find the solution to this equation. Your help would be greatly appreciated
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