Question
Vanessa bought 35 as many files as correction tapes at first. After she bought another 12 files and 45 correction tapes, there were 25 as many files as correction tapes. How many files and correction tapes did Vanessa buy at first?
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Vanessa bought 35 as many files as correction tapes at first. After she bought another 12 files and 45 correction tapes, there were 25 as many files as correction tapes. How many files and correction tapes did Vanessa buy at first?