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February 1, 2015

February 1, 2015

Posted by **bob** on Thursday, January 11, 2007 at 8:41pm.

4X -4 = 24

4x - 4 = 24

+4 +4

4x = 28

4x/4 = 28/4

x = 7

to check:

4(7)-4 = 24

28- 4 = 24

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