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Mathematics, 07.10.2019 13:10 bunnybuge4

Afamily purchased tickets for a concert. they paid a total of $90.00 for 7 adults tickets and 12 child tickets. the price of a child ticket 2/3 the price of an adult ticket. how much is the price of one adult ticket.

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Afamily purchased tickets for a concert. they paid a total of $90.00 for 7 adults tickets and 12 chi...
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