Mathematics, 10.12.2020 21:20 jrfranckowiak
Two customers went to a post office to buy postcards and large envelopes. Each Postcard costs the same amount, and each large envelope costs the same amount.
The first customer paid $3.96 for 3 postcards and 2 large envelopes.
The second customer paid $4.89 for 2 postcards and 3 large envelopes.
What was the cost in dollars of each large envelope?
Answers: 3
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Two customers went to a post office to buy postcards and large envelopes. Each Postcard costs the sa...
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