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Mathematics, 08.11.2019 04:31 hcameron65

Atheater charges $9 for an adult ticket and $4 for a child ticket.
all 1020 tickets were sold and $7680 of revenue was brought in.
how many adult tickets were sold?

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Atheater charges $9 for an adult ticket and $4 for a child ticket.
all 1020 tickets were sold...
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