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Chemistry, 05.05.2020 19:35 july00

One app charges $3.90 to download and $.79 for each song bought. A second app is free to download and charges $1.09 for each song. How many songs would you have to buy for the apps to cost the same?

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One app charges $3.90 to download and $.79 for each song bought. A second app is free to download an...

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