document.write( "Question 445053: a grocer mixes cookies worth 80 cents a kg with cookies worth 95 cents a kg making a mixture selling at 85 cents a kg. if he mixes 60 kilograms, how many kilograms of each kind does he use? \n" ); document.write( "
Algebra.Com's Answer #306848 by rwm(914)![]() ![]() ![]() You can put this solution on YOUR website! .80*x+.95*y=.85*60 \n" ); document.write( "x+y=60 \n" ); document.write( "x=40 y=20 \n" ); document.write( "check \n" ); document.write( ".8*40+.95*20=.85*60 \n" ); document.write( " \n" ); document.write( " |