Homework Help: algebra

Posted by Julie on Wednesday, January 23, 2013 at 4:33pm.

I am a number. I am a common multiple of 4, 5, 6, and 7. I am less than 10. What number am I?

algebra - Steve, Wednesday, January 23, 2013 at 5:04pm
zero
algebra - Steve, Wednesday, January 23, 2013 at 5:05pm
or, -420k for any positive integer k

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