document.write( "Question 270393: the water current is 2 miles per hour . a canoe can travel 6 mile downstream with the current, in the same amount of time it travel 2 miles upstream against the current. what is the canoe rate in still water? \n" ); document.write( "
Algebra.Com's Answer #198158 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! t = d / r ___ times are the same, upstream and downstream\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "6 / (c + 2) = 2 / (c - 2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"cross\" multiplying ___ 6c - 12 = 2c + 4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4c = 16 ___ c = 4 \n" ); document.write( " |