document.write( "Question 135445: annie and marie hiked up an 18-mile mountain trail at 5 mph. They immediately hiked down at 4 mph. How long did the hike take? \r
\n" ); document.write( "\n" ); document.write( "*Please help me with this math question!!
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Algebra.Com's Answer #99256 by smarty1994(10)\"\" \"About 
You can put this solution on YOUR website!
First, you'd make a D=RT chart.\r
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\n" ); document.write( "\n" ); document.write( "The first part would be the distance going up (18=5T)
\n" ); document.write( "Next would be the distance going down (18=4T)\r
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\n" ); document.write( "\n" ); document.write( "Time going uphill=3.6 hours
\n" ); document.write( "Time Going downhill=4.5 hours\r
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\n" ); document.write( "\n" ); document.write( "Final answer= 8.1 hrs
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