document.write( "Question 788980: Jelly beans and mints, worth $2.10/kg and $2.70/kg respectively, were mixed to make 500kg of mixture, which sold for $2.52/kg. How many kilograms of jelly beans were sold? \n" ); document.write( "
Algebra.Com's Answer #478693 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Price ---------------- quantity \n" ); document.write( "jelly beans $2.70 ---------------- x kgs \n" ); document.write( "mints $2.10%------ 500 - x kgs \n" ); document.write( "Mixture 2.52% ---------------- 500 \n" ); document.write( "Total 500 kgs \n" ); document.write( "2.7 x + 2.1 ( 500 - x ) = 1260 \n" ); document.write( "2.7 x + 1050 - 2.1 x = 1260 \n" ); document.write( "2.7 x - 2.1 x = 1260 - -1050 \n" ); document.write( "0.6 x = 210 \n" ); document.write( "/ 0.6 \n" ); document.write( " x = 350 kgs $2.70 jelly beans \n" ); document.write( " 150 kgs $2.10 mints \n" ); document.write( " \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |