document.write( "Question 214148: For the Mr. Arlington contest, there were 206 more tickets sold at the door than were sold in advance. The tickets sold at the door cost $10 and the tickets sold in advance cost $6. The total amount of sales for both types of tickets was $6828. How many of each type of ticket was sold? \n" ); document.write( "
Algebra.Com's Answer #162459 by elima4(15)\"\" \"About 
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d = door tickets
\n" ); document.write( "a = advanced
\n" ); document.write( "----------------------
\n" ); document.write( "d = 206 + a
\n" ); document.write( "10d+ 6a = 6828
\n" ); document.write( "since we already have what d =, plug that into the second equation;\r
\n" ); document.write( "\n" ); document.write( "10(206 + a)+6a = 6828
\n" ); document.write( "2060 + 10a + 6a = 6828
\n" ); document.write( "Collect like terms and subtract 2060 from both sides;
\n" ); document.write( "16a = 4768
\n" ); document.write( "a= 298
\n" ); document.write( "Now plug that into the first equation;
\n" ); document.write( " d = 206 + 298
\n" ); document.write( "d = 504
\n" ); document.write( "------------------
\n" ); document.write( "Door tickets = 504
\n" ); document.write( "advanced tickets = 298
\n" ); document.write( ":)
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