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March 28, 2015

March 28, 2015

Posted by **Cody** on Wednesday, December 5, 2012 at 2:17pm.

- Math -
**Reiny**, Wednesday, December 5, 2012 at 3:11pmx+y = 43

x-y = 21

add them

2x = 64

x = 32

then y = 43-32 = 11

x=32 , y=11

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