Question
Nora had 90 more erasers than Elyse at first. Elyse gave 20 of her erasers to Nora. Nora now has 3 times as many erasers as Elyse. How many erasers did Elyse have at first?
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Nora had 90 more erasers than Elyse at first. Elyse gave 20 of her erasers to Nora. Nora now has 3 times as many erasers as Elyse. How many erasers did Elyse have at first?