Mathematics
Mathematics, 04.01.2020 01:31, hannahdrees0731

Ivan bought 35 stamps. some of these stamps cost $0.15 each, and the rest cost $0.40 each. if the total value of the stamps he bought is $7.25, determine the number of $0.15 stamps that ivan bought.

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Ivan bought 35 stamps. some of these stamps cost $0.15 each, and the rest cost $0.40 each. if the to...

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