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January 25, 2015

January 25, 2015

Posted by **Please Please Help** on Monday, March 5, 2012 at 8:54pm.

Please explain.

Double Thanks to the person who helps me with this one.

- Math -
**bobpursley**, Monday, March 5, 2012 at 9:12pmeasy. if you add or subtract 7, or a multiple of 7 to those number, they will not be divisible by 7.

1238-n*7

or 1238+n7. let n=1 ++++ 1245 not divisible by 7

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