Question
Dylan and Tommy had an equal number of stickers at first. Dylan then gave away 20 stickers to his friend, Justin, and Tommy bought another 10 stickers. In the end, Tommy had four times as many stickers as Dylan. Find the number of stickers Dylan had at first.
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Dylan and Tommy had an equal number of stickers at first. Dylan then gave away 20 stickers to his friend, Justin, and Tommy bought another 10 stickers. In the end, Tommy had four times as many stickers as Dylan. Find the number of stickers Dylan had at first.