SOLUTION: Using echelon method -x+y-z=-7
2x + 3y + z=7
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Question 1053549: Using echelon method -x+y-z=-7
2x + 3y + z=7
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
You have two equations and three unknowns.
You need three independent equations.
Please repost.
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