document.write( "Question 839918: A silversmith mixed 15g of an 80% silver alloy with 50g of a silver alloy of 25%. What is the percent concentration of resulting alloy? \n" ); document.write( "
Algebra.Com's Answer #505885 by stanbon(75887)\"\" \"About 
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A silversmith mixed 15g of an 80% silver alloy with 50g of a silver alloy of 25%. What is the percent concentration of resulting alloy?
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\n" ); document.write( "Equation:
\n" ); document.write( "silver + silver = silver
\n" ); document.write( "0.80*15 + 0.25*50 = x(15+50)
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\n" ); document.write( "80*15 + 25*50 = 6500x
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\n" ); document.write( "1200 + 1250 = 6500x
\n" ); document.write( "2450 = 6500x
\n" ); document.write( "x = 0.3769 = 37.69%
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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