SOLUTION: Write the row operations that were performed to produce resulting matrices. x-y=2 y-z=5 x+z=-1 I have to show my work but i don't have any idea how to do this

Algebra ->  Matrices-and-determiminant -> SOLUTION: Write the row operations that were performed to produce resulting matrices. x-y=2 y-z=5 x+z=-1 I have to show my work but i don't have any idea how to do this      Log On


   

Question 291262: Write the row operations that were performed to produce resulting matrices.
x-y=2
y-z=5
x+z=-1
I have to show my work but i don't have any idea how to do this
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x-y=2
y-z=5
x+z=-1
----------------
x-y-z
-------
1-1..=2
..1-1=5
1...1=-1