document.write( "Question 837702: There were 200 tickets sold for an inter-highs school singing contest. Students ticket cost 20 each wile faculty cost 50 each. The receipts totaled 5200. How many of each type of ticket sold?
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Algebra.Com's Answer #504722 by jhunjiro(67) $\"\"$ $\"About$

You can put this solution on YOUR website!
x = student ticket
\n" ); document.write( "y = Faculty ticket\r
\n" ); document.write( "\n" ); document.write( "Equations from the Problem\r
\n" ); document.write( "\n" ); document.write( " $\"x%2By=200\"$ eq.1
\n" ); document.write( " $\"20x%2B50y=5200\"$ eq.2\r
\n" ); document.write( "\n" ); document.write( "substitution method:\r
\n" ); document.write( "\n" ); document.write( " $\"x=200-y\"$ eq.3\r
\n" ); document.write( "\n" ); document.write( "substitute eq.3 to eq. 2
\n" ); document.write( " $\"20%28200-y%29%2B50y=5200\"$
\n" ); document.write( " $\"4000-20y%2B50y=5200\"$
\n" ); document.write( " $\"30y=5200-4000\"$
\n" ); document.write( " $\"30y=1200\"$
\n" ); document.write( " $\"30y%2F30=1200%2F30\"$
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\n" ); document.write( " $\"highlight+%28y=40%29\"$ \r
\n" ); document.write( "\n" ); document.write( "substitute the value of y to eq.3\r
\n" ); document.write( "\n" ); document.write( " $\"x=200-40\"$
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\n" ); document.write( " $\"highlight+%28x=160%29\"$ \r
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