document.write( "Question 518847: Jessica can row 3 miles uptstream in the same time it takes to row 5 miles downstream. If the speed of the current is 10mph, what is the speed of the rowboat in still water? \n" ); document.write( "
Algebra.Com's Answer #345276 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
(r-10)*t=3
\n" ); document.write( "(r+10)*t=5
\n" ); document.write( "rt-10t=3
\n" ); document.write( "rt+10t=5
\n" ); document.write( "2rt=8
\n" ); document.write( "rt=4
\n" ); document.write( "4-10t=3
\n" ); document.write( "1=10t
\n" ); document.write( "1/10=t
\n" ); document.write( "r/10=4
\n" ); document.write( "r=40
\n" ); document.write( "That's crazy!
\n" ); document.write( "Nobody rows 40 mph
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