document.write( "Question 1002516: A jeweler is commissioned to create a piece that will weigh 14oz. And consist of 75% gold. Two alloys are available that are 60% and 80% gold respectively. How much of each alloy should be used? \n" ); document.write( "
Algebra.Com's Answer #619413 by lwsshak3(11628)\"\" \"About 
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A jeweler is commissioned to create a piece that will weigh 14oz. And consist of 75% gold. Two alloys are available that are 60% and 80% gold respectively. How much of each alloy should be used?
\n" ); document.write( "let x= amt of 60% alloy used
\n" ); document.write( "14-x= amt of 80% alloy used
\n" ); document.write( "60%x+80%(14-x)=75%*14
\n" ); document.write( ".60x+11.2-.80x=10.5
\n" ); document.write( ".2x=.70
\n" ); document.write( "x=3.5
\n" ); document.write( "14-x=10.5
\n" ); document.write( " amt of60% alloy used=3.5 oz
\n" ); document.write( " amt of 80% alloy used=10.5 oz
\n" ); document.write( "
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