document.write( "Question 519470: A silversmith combined pure silver that cost $17.60 per ounce with 110 oz of a silver alloy that cost $16.00 per ounce. How many ounces of pure silver were used to make an alloy of silver costing $16.50 per ounce?
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Algebra.Com's Answer #345623 by mananth(16946)![]() ![]() You can put this solution on YOUR website! --------price ---------------- quantity \n" ); document.write( "silver alloy 16 ---------------- 110 oz \n" ); document.write( "silver 17.6 ---------------- x oz \n" ); document.write( "Mixture 16.5 ---------------- 110 + x oz \n" ); document.write( " \n" ); document.write( "16 *110 +17.6x= 16.5(110+x) \n" ); document.write( "1760+17.6x=1815 +16.5x \n" ); document.write( "17.6x+ -16.5 x = 1815 - -1760 \n" ); document.write( "1.1 x = 55 \n" ); document.write( "/ 1.1 \n" ); document.write( "x = 50 \n" ); document.write( " 50 oz of silver \r \n" ); document.write( "\n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " \n" ); document.write( " |