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April 23, 2014

April 23, 2014

Posted by **Kelsie** on Monday, October 25, 2010 at 6:33pm.

4a+9b=8

8a+6c=-1

6b+6c=-1

- Algebra 2 -
**Reiny**, Monday, October 25, 2010 at 6:44pmsubtract the last two, that will give you an equation in only a and b

Then use that with the first equation

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