document.write( "Question 113505: Dave can hike on level ground 3 miles an hour faster than he can on uphill terian. yesterday, he hiked 29 miles, spending 2 hours on level ground and 5 hours on uphill terrian. find his average speed on level ground.\r
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document.write( "help me please \n" );
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Algebra.Com's Answer #82577 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! let x=level, so x-3=uphill ___ distance=rate X time ___ 29=2(x)+5(x-3) \n" ); document.write( " |