document.write( "Question 326897: There are 1500 sold tickets to an event. 25 dollars for covered seats and 15 dollars for uncovered seats. The total cost of all sold tickets is 28,500. How many covered and uncovered seats were purchased. \n" ); document.write( "

Algebra.Com's Answer #234104 by Fombitz(32388) $\"\"$ $\"About$

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Let C be covered seats, U uncovered seats.
\n" ); document.write( "1. $\"C%2BU=1500\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( " $\"25C%2B15U=28500\"$
\n" ); document.write( "2. $\"5C%2B3U=5700\"$
\n" ); document.write( "Multiply eq.1 by -3 and add to eq. 2 to eliminate U.
\n" ); document.write( " $\"-3C-3U%2B5C%2B3U=-4500%2B5700\"$
\n" ); document.write( " $\"2C=1200\"$
\n" ); document.write( " $\"highlight%28C=600%29\"$
\n" ); document.write( "Then from above,
\n" ); document.write( " $\"600%2BU=1500\"$
\n" ); document.write( " $\"highlight%28U=900%29\"$ \n" ); document.write( "

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