SOLUTION: How do I use Gauss-Jordan elimination to solve this linear system and find all solutions? x + y - 2z = 5 2x + 3y + 4z = 2 So far, I have placed each of the numbers into an aug

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Question 176737: How do I use Gauss-Jordan elimination to solve this linear system and find all solutions?
x + y - 2z = 5
2x + 3y + 4z = 2
So far, I have placed each of the numbers into an augmented matrix. I do not know how to proceed from here.

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!
You can't solve this system. You have three variables but only two equations. Go find your other equation and we'll talk.
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