document.write( "Question 1084611: How much of an alloy that is 20% copper should be mixed with 400 ounces of an alloy that is 80% copper in order to get an alloy that is 50% copper? \n" ); document.write( "
Algebra.Com's Answer #699192 by adamhen894(15)![]() ![]() ![]() You can put this solution on YOUR website! x ounces of 20% copper \n" ); document.write( "mix with \n" ); document.write( "400 ounces of 80% copper \n" ); document.write( "to get \n" ); document.write( "(x+400) ounces of 50% copper\r \n" ); document.write( "\n" ); document.write( "set up the equation, solve for x \n" ); document.write( "0.2x+0.8(400)=0.5(x+400)\r \n" ); document.write( "\n" ); document.write( "x = 400 ounces \n" ); document.write( "if you input x in the equation, it equals on both side.\r \n" ); document.write( "\n" ); document.write( "if you have any alternative solution, i would love to hear. \n" ); document.write( "adamchen894@gmail.com \n" ); document.write( " |