document.write( "Question 241085: If you have 200 ounces of 50% copper how many ounces of 20% copper would you add to get a 30% alloy?
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Algebra.Com's Answer #176549 by nyc_function(2741)![]() ![]() You can put this solution on YOUR website! first mixture + second mixture = total mixture\r \n" ); document.write( "\n" ); document.write( "0.50(200) + 0.20x = 0.30(x + 200)\r \n" ); document.write( "\n" ); document.write( "Can you solve for x now? \n" ); document.write( " |