document.write( "Question 458392: A river flows at 2m/s. What is the speed throught the water of a boat that can go twice as fast doenstream as upstream?\r
\n" ); document.write( "\n" ); document.write( "please let me know the answer as I have no clue as to what it means... thanks!
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Algebra.Com's Answer #314470 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
s=speed of boat in calm water.
\n" ); document.write( "s+2=2(s-2)
\n" ); document.write( "s+2=2s-4
\n" ); document.write( "-s=-6
\n" ); document.write( "s=6 m/s
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\n" ); document.write( "Ed
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