System of Linear Equations In Exercises 3140, solve the
Chapter 1, Problem 1.31(choose chapter or problem)
System of Linear Equations In Exercises 31-40, solve the system using either Gaussian elimination with back-substitution or Gauss-Jordan elimination.
\(\begin{aligned} -x+y+2 z &=1 \\ 2 x+3 y+z &=-2 \\ 5 x+4 y+2 z &=4 \end{aligned} \)
Text Transcription:
-x+y+2 z =1
2 x+3 y+z =-2
5 x+4 y+2 z =4
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