document.write( "Question 182511: Solve using a system of equations (show the two equations you used then show the solutions):
\n" ); document.write( "Tickets for a concert sold for $11 and $8. If 600 tickets were sold for one evening and the receipts are $5550, how many of each kind of ticket were sold? \r
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Algebra.Com's Answer #137062 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
X+Y=600 OR X=600-Y
\n" ); document.write( "11X+8Y=5550
\n" ); document.write( "11(600-Y)+8Y=5550
\n" ); document.write( "6600-11Y+8Y=5550
\n" ); document.write( "-3Y=5550-6600
\n" ); document.write( "-3Y=-1050
\n" ); document.write( "Y=-1050/-3
\n" ); document.write( "Y=350 $8 TICKETS WERE SOLD.
\n" ); document.write( "X+350=600
\n" ); document.write( "X=600-350
\n" ); document.write( "X=250 $11 TICKETS WERE SOLD.
\n" ); document.write( "PROOF:
\n" ); document.write( "11*250+8*350=5550
\n" ); document.write( "2750+2800=5550
\n" ); document.write( "5550=5550\r
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