document.write( "Question 325096: John likes dark coffe beans, which cost $8.50/kg. Brad likes mild coffe beans which cost $9.20/kg. They buy a 5.5kg made from a blend of both type of beans that cost $48.50. How many kg of each type of bean went into the mixture? \n" ); document.write( "
Algebra.Com's Answer #232816 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 9.20X+8.50(5.5-X)=48.50 \n" ); document.write( "9.20X+46.75-8.50X=48.50 \n" ); document.write( ".70X=48.50-46.75 \n" ); document.write( ".70X=1.75 \n" ); document.write( "X=1.75/.70 \n" ); document.write( "X=2.5 LBS. OF $9.20 COFFEE. \n" ); document.write( "5.5-.5=3 LBS OF $8.50 COFFEE. \n" ); document.write( "PROOF: \n" ); document.write( "9.20*2.5+8.50*3=48.50 \n" ); document.write( "23+25.5=48.50 \n" ); document.write( "48.50=48.50\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |