document.write( "Question 788163: what weight of am alloy containing 10% silver must be melted with an alloy containing60% silver to obtain 10lbs of an alloy contain 40% silver \n" ); document.write( "
Algebra.Com's Answer #478426 by mananth(16946)![]() ![]() You can put this solution on YOUR website! percent ---------------- quantity \n" ); document.write( "Silver Alloy I 10.00% ---------------- x pounds \n" ); document.write( "Silver Alloy II 60.00% ------ 10 - x pounds \n" ); document.write( "Mixture 40.00% ---------------- 10 \n" ); document.write( "Total 10 pounds \n" ); document.write( "10.00% x + 60.00% ( 10 - x ) = 40.00% * 10 \n" ); document.write( "10 x + 60 ( 10 - x ) = 400 \n" ); document.write( "10 x + 600 - 60 x = 400 \n" ); document.write( "10 x - 60 x = 400 - -600 \n" ); document.write( "-50 x = -200 \n" ); document.write( "/ -50 \n" ); document.write( " x = 4 pounds 10.00% Silver Alloy I \n" ); document.write( " 6 pounds 60.00% Silver Alloy II \n" ); document.write( " \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |