document.write( "Question 225631: Please help me set up the following word problem:\r
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document.write( "Kyle can load his truck in 24 minutes. If his brother helps him, it takes 15 minutes to load the truck. How long does it take Kyle's brother alone?\r
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document.write( "Thank you for your help. \n" );
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Algebra.Com's Answer #168286 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 24x/(24+x)=15 \n" ); document.write( "24x=15(24+x) \n" ); document.write( "24x=360+15x \n" ); document.write( "24x-15x=360 \n" ); document.write( "9x=360 \n" ); document.write( "x=360/9 \n" ); document.write( "x=40 minutes for his brother working alone to load the truck. \n" ); document.write( "Proof: \n" ); document.write( "24*40/(24+40)=15 \n" ); document.write( "960/64=15 \n" ); document.write( "15=15 \n" ); document.write( " |