Question
Simon bought equal number of boxes of purple balls and packets of grey balls. 2 boxes and 3 packets contain 17 balls. 3 boxes and 2 packets contain 18 balls. There were 42 balls altogether. How many boxes of purple balls did Simon buy?
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Simon bought equal number of boxes of purple balls and packets of grey balls. 2 boxes and 3 packets contain 17 balls. 3 boxes and 2 packets contain 18 balls. There were 42 balls altogether. How many boxes of purple balls did Simon buy?