Question
Risa and Nora have some cards. If Risa gives 19 cards to Nora, Nora will have 4 times the number of cards as Risa. If Nora gives 29 cards to Risa, Risa will have 25 as many cards as Nora. How many cards does Risa have at first?
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Risa and Nora have some cards. If Risa gives 19 cards to Nora, Nora will have 4 times the number of cards as Risa. If Nora gives 29 cards to Risa, Risa will have 25 as many cards as Nora. How many cards does Risa have at first?