February 19, 2017

Homework Help: algebra

Posted by Sean on Sunday, December 4, 2011 at 8:14pm.

This is a project called guess your card. there are 3 people playing and you. We are drawing only numbers from 1 to 9. Each person draws 3 cards and puts them on their foreheads facing out. 1 has a 1,3,7 next person has 3,4,7 and 3rd person has 4,6,8. What cards do I have. What formula can I use to calculate this?

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