document.write( "Question 871118: a metal recycling plant has some scrap metal that is 44% copper.it also has some other scrap meaflthat is 29% copper the scrap metal is melted together and produces 1510g of metal that is 41% copper how many grams of the 29% copper the scrap metal were mixed with the 44% copper \n" ); document.write( "
Algebra.Com's Answer #525340 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Percent ---------------- quantity \n" ); document.write( "Copper scrap I 44.00% ---------------- x gm \n" ); document.write( "Copper scrap II 29.00% ------ 1510 - x gm \n" ); document.write( "Mixture 41.00% ---------------- 1510 \n" ); document.write( "Total 1510 gm \n" ); document.write( "44.00% x + 29.00% ( 1510 - x ) = 41.00% * 1510 \n" ); document.write( "44 x + 29 ( 1510 - x ) = 61910 \n" ); document.write( "44 x + 43790 - 29 x = 61910 \n" ); document.write( "44 x - 29 x = 61910 - -43790 \n" ); document.write( "15 x = 18120 \n" ); document.write( "/ 15 \n" ); document.write( " x = 1208 gm 44.00% Copper scrap I \n" ); document.write( " 302 gm 29.00% Copper scrap II \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |