solve system.  x-y+z = 2  2x-y+3z = 7 Indicate all row operations used. Indicate all leading and free variables.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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solve system. 

x-y+z = 2 

2x-y+3z = 7

Indicate all row operations used. Indicate all leading and free variables. 

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