document.write( "Question 426673: A barge moves at 7kmh in still waters. If it travels 45 km up stream and 45 km downstream in a total of 14 hours. What is the speed of the current? \n" ); document.write( "
Algebra.Com's Answer #296806 by Alan3354(69443)\"\" \"About 
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A barge moves at 7kmh in still waters. If it travels 45 km up stream and 45 km downstream in a total of 14 hours. What is the speed of the current?
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\n" ); document.write( "c = current
\n" ); document.write( "45/(7+c) + 45/(7-c) = 14
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