document.write( "Question 897320: Two drivers shared the driving dying a trip. One drove at 70mph and the other at 75mph. How far did each drive if the total distance was 650 miles, and the total time was 9 hours? \n" ); document.write( "
Algebra.Com's Answer #544075 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Two drivers shared the driving dying a trip. One drove at 70mph and the other at 75mph. How far did each drive if the total distance was 650 miles, and the total time was 9 hours? \n" ); document.write( "*** \n" ); document.write( "let x=distance traveled by 70 mph driver \n" ); document.write( "let (650-x)=distance traveled by 75 mph driver \n" ); document.write( "travel time=distance/speed \n" ); document.write( " \n" ); document.write( "lcd:(70*75) \n" ); document.write( "75x+70(650-x)=9*70*75 \n" ); document.write( "75x+45500-70x=47250 \n" ); document.write( "5x=1750 \n" ); document.write( "x=350 \n" ); document.write( "650-x=300 \n" ); document.write( "distance traveled by 70 mph driver=350 mi \n" ); document.write( "distance traveled by 75 mph driver=300 mi \n" ); document.write( " |