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Question Using row operations is pretty hard to me. I have tried to work this problem several times and I have no luck thus far. Can you please help me? here is the problem x+y-z=1 3x-y+z= -1 x-4y+2z=-24 It say that this system has exactly one solution and if so what is the solution or this system has infinity many solutions of the form ( a,b,z), where z is any real number or no solution at all.

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Question

Using row operations is pretty hard to me. I have tried to work this problem several times and I have no luck thus

far. Can you please help me?

here is the problem

x+y-z=1

3x-y+z= -1

x-4y+2z=-24

It say that this system has exactly one solution and if so what is the solution or this system has infinity many solutions of the form ( a,b,z), where z is any real number or no solution at all.

 
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