SOLUTION: A theater has 80 seats. On opening night, they sold out, selling adult tickets for $12 each and child tickets for $5 each. If they made a total of $519, how many child tickets we

Question 412123: A theater has 80 seats. On opening night, they sold out, selling adult tickets for $12 each and child tickets for $5 each. If they made a total of $519, how many child tickets were sold?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
= number of adult tickets sold
= number of child tickets sold
given:
(1)
(2)
------------------
Multiply both sides of (1) by
and subtract (1) from (2)
(2)
(1)

And from (1),
(1)
(1)
(1)
63 child tickets were sold
check answer:
(2)
(2)
(2)
(2)
OK

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