document.write( "Question 441285: Lance hiked up a mountain at a rate of 2.5 mph and returned along the same trail at 3mph. His total hiking time was 11 hours. How long was the hiking trail? \n" ); document.write( "
Algebra.Com's Answer #304608 by rwm(914)\"\" \"About 
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\n" ); document.write( "time up =p
\n" ); document.write( "time down=n
\n" ); document.write( "distance up =d
\n" ); document.write( "distance down=d\r
\n" ); document.write( "\n" ); document.write( "p+n=11
\n" ); document.write( "r*t=d
\n" ); document.write( "2.5*p=d
\n" ); document.write( "3*n=d
\n" ); document.write( "d=15 hiking trail
\n" ); document.write( "n=5
\n" ); document.write( "p=6
\n" ); document.write( "
\n" );