SOLUTION: Solve using the Gauss-Jordan Method. -25x-9y-z=-57 -15x-15y-2z=11 20x+9y+z=37

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Question 810531: Solve using the Gauss-Jordan Method.
-25x-9y-z=-57
-15x-15y-2z=11
20x+9y+z=37
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
x = 4, y = -5, z = 2