Question
Luke folded 29 paper hearts on the first day. Each day he did 10 more paper hearts than the previous day. On the last day, he made 129 hearts. How many days did he fold paper hearts?
2 m

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Luke folded 29 paper hearts on the first day. Each day he did 10 more paper hearts than the previous day. On the last day, he made 129 hearts. How many days did he fold paper hearts?