LiveMath Teacher Discussion [ Back to Messages | | Post New Message ] Subject: matrices and variables Name: alexa Date: 2009-04-03 E-Mail: alexaeasysqueeze@yahoo.com Reference No.: 152744325 i have this matrix [x 2 2 6 x 0 5 5 -1] and the solution of that is 72. how do i get 72?! matrices and variables by alexa (2009-04-03)

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