Question
Train U and Train V had a total of 123 passengers. When 15 passengers from Train U moved to Train V, Train U had 2 times as many passengers as Train V. How many passengers were there in Train U at first?
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Train U and Train V had a total of 123 passengers. When 15 passengers from Train U moved to Train V, Train U had 2 times as many passengers as Train V. How many passengers were there in Train U at first?