Question: James won a money prize at a charity raffle. He donated half of his winnings back to the charity, then spent $2 on a hot dog to celebrate his win. He had $55 left over. How many dollars did he win? Think carefully first, then make a decision:
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Let W be equal to James’s raffle winnings. He donated half his winnings, so he had W - W / 2 = W / 2 left. He then spent $2 on a hot dog, so W / 2 - 2 = $55. Thus, half his winnings is W / 2 = 55 + 2 = 57. James won W = 57 * 2 = $114. So the answer is 114.
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