SOLUTION: Adult tickets for a play cost $12 and child tickets cost $4. If there were 27 people at a performance and the theater collected $260 from ticket sales, how many children attended t

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Question 797742: Adult tickets for a play cost $12 and child tickets cost $4. If there were 27 people at a performance and the theater collected $260 from ticket sales, how many children attended the play?
Answer by edjones(8007)   (Show Source): You can put this solution on YOUR website!
a=number of adult tickets; c=number of children's tickets.
a+c=27
c=27-a
.
12a + 4(27-a)=260
12a+108-4a=260
8a=152
a=19
c=8
.
Ed
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