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Mathematics, 19.11.2019 09:31 aiffland113

Aconvention charges $9.00 for adults and $6.00 for children. the receipts for one hour were $618. if 80 tickets were sold in that hour, how many children and how many adults came to the convention.

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Aconvention charges $9.00 for adults and $6.00 for children. the receipts for one hour were $618. if...
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