Question
A plane had some passengers at the beginning. After 18 passengers alighted from the plane and another 58 passengers boarded the plane, there were 3 times as many passengers as before. How many passengers were there on the plane at first?
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A plane had some passengers at the beginning. After 18 passengers alighted from the plane and another 58 passengers boarded the plane, there were 3 times as many passengers as before. How many passengers were there on the plane at first?