At the movie theatre, child admission is $6.40 and adult admission is $9.80. on monday, 154 tickets were sold for a total sales of $1291.60. how many child tickets were sold that day?

Question

Jada Huber

Mathematics

21 November, 10:49

At the movie theatre, child admission is $6.40 and adult admission is $9.80. on monday, 154 tickets were sold for a total sales of $1291.60. how many child tickets were sold that day?

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Answers (1)

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Moises Newman · Answer 1

Let x be the child ticket and y be the y adult ticket.

so x + y = 154

6.40 x + 9.80 y = 1291.60

substitute y = (154-x) in the second equation. 6.40x+9.80 (154-x) = 1291.60

6.40x-9.80x=1291.60 - 1509.20

-3.40 x = - 217.60

x=64

64 child tickets were sold.