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September 21, 2014

September 21, 2014

Posted by **Izzy** on Saturday, January 7, 2012 at 2:10pm.

9x-4y=26

18x+7y=22

- Math -
**Steve**, Saturday, January 7, 2012 at 3:42pmmultiply the top by 2:

18x - 8y = 52

18x + 7y = 22

subtract:

15y = -30

y = -2

so

x = 2

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