Question
Opal had 86 more buttons than Lucy at first. Lucy gave 20 of her buttons to Opal. Opal now has 3 times as many buttons as Lucy. How many buttons did Lucy have at first?
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Opal had 86 more buttons than Lucy at first. Lucy gave 20 of her buttons to Opal. Opal now has 3 times as many buttons as Lucy. How many buttons did Lucy have at first?