document.write( "Question 110956This question is from textbook Algebra and Trigonometry
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Algebra.Com's Answer #80937 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
distance=(rate)*(time) ... you need to find the times for the two parts of the trip and use them to find distance\r
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\n" ); document.write( "\n" ); document.write( "let x=\"time upstream\", so 5-x=\"time downstream\" ... 12(x)=18(5-x)
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