document.write( "Question 904944: The speed of the current in a stream is 5 mi/hr. It takes a canoeist 180 minutes longer to paddle 16.8 miles upstream than to paddle the same distance downstream. What is the canoeist's rate in still water? \n" ); document.write( "
Algebra.Com's Answer #549084 by richwmiller(17219)\"\" \"About 
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(r+5)*t=16,8
\n" ); document.write( "(r-5)*(t+3)=16.8\r
\n" ); document.write( "\n" ); document.write( "r*t+5*t=16.8
\n" ); document.write( "r*(t+3)-5*(t+3)=16.8
\n" ); document.write( "r = 9, t = 6/5
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