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January 29, 2015

January 29, 2015

Posted by **sam** on Sunday, July 22, 2012 at 3:10pm.

-3x+4y=19.5 -3x+y=10.5

- math -
**bobpursley**, Sunday, July 22, 2012 at 4:01pmsubtract the second equation from the first:

0x+3y=9

y=3

now solve for x.

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