document.write( "Question 881168: Adult tickets for a sport even cost $5.00 and children's tickets cost $20.00. The total receipt for 1720 tickets was $59,800.00. What is the number of adult tickets sold? \n" ); document.write( "
Algebra.Com's Answer #532039 by Alan3354(69443)\"\" \"About 
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Adult tickets for a sport even cost $5.00 and children's tickets cost $20.00. The total receipt for 1720 tickets was $59,800.00. What is the number of adult tickets sold?
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\n" ); document.write( "a + c = 1720 (# of tickets)
\n" ); document.write( "5a + 20c = 59800 (# of dollars)
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