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April 19, 2014

April 19, 2014

Posted by **akhil** on Sunday, June 24, 2012 at 11:39am.

- math -
**bobpursley**, Sunday, June 24, 2012 at 11:45amx+y=15

10y+x=10x+y + 9

x+y=15

9y-9x=15

solve for x and y.

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