document.write( "Question 123752: Pure copper was mixed with a 23% copper alloy to produce an alloy that was 32% copper. how much of each were used to produce 44kg of 32% alloy? \n" ); document.write( "
Algebra.Com's Answer #90776 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! (44-X)+.23X=.32*44 \n" ); document.write( "44-X+.23X=14.08 \n" ); document.write( "-77X=14.08-44 \n" ); document.write( "-.77X=-29.92 \n" ); document.write( "X=-29.92/-.77 \n" ); document.write( "X=38.86 \n" ); document.write( "44-38.86=5.14 OZ OF PURE COPPER IS USED. \n" ); document.write( "(44-38.86)+.23*38.86=14.08 \n" ); document.write( "5.14+8.94=14.08 \n" ); document.write( "14.08=14.08 \n" ); document.write( " \n" ); document.write( " |