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September 23, 2014

September 23, 2014

Posted by **JT** on Thursday, April 25, 2013 at 8:24am.

2 0 5

4 -1 3 =2

6 x -7

- math pre calc -
**drwls**, Thursday, April 25, 2013 at 8:37amIs the matrix a determinant?

If so,

14 +0 +20x +30 -0 -6x = 2

14x +44 = 2

x = -3

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