Question
Dana bought 19 croissants and 20 tarts altogether. One croissant is z¢ and one tart is $2. She gave the cashier $50. Express her change in terms of z in cents.
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Dana bought 19 croissants and 20 tarts altogether. One croissant is z¢ and one tart is $2. She gave the cashier $50. Express her change in terms of z in cents.