Question
Julian folded 14 paper boxes on the first day. Each day he did 5 more paper boxes than the previous day. On the last day, he made 74 boxes. How many days did he fold paper boxes?
2 m

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Julian folded 14 paper boxes on the first day. Each day he did 5 more paper boxes than the previous day. On the last day, he made 74 boxes. How many days did he fold paper boxes?