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one music download store charges a monthly fee of 10$ plus 1$ per song downloaded another music download store charges a monthly fee of 30$ for all the songs you want to download

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apologiabiology
when will the prices be equal?

how many songs

for the 30 easy, unlmited, so 30 dollars

10+s=30
minus 10
s=20

20 songs to get same price
if you buy more than 20 songs, you should get the $30 deal

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