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Mathematics, 06.05.2020 09:01 cooper2017

Claudia buys 12 postcards, 12 stamps, and 1 pen. The postcards cost twice as much as the stamps. The pen costs $1.50. The total cost is \$14.10 . How much doe each postcard cost? answer

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Claudia buys 12 postcards, 12 stamps, and 1 pen. The postcards cost twice as much as the stamps. The...
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