Solution: System of Linear Equations In Exercises 3140,
Chapter 1, Problem 39(choose chapter or problem)
System of Linear Equations In Exercises 3140, solve the system using either Gaussian elimination with back-substitution or Gauss-Jordan elimination. 2x1 + x2 + x3 + 2x4 = 1 5x1 2x2 + x3 3x4 = 0x1 + 3x2 + 2x3 + 2x4 = 1 3x1 + 2x2 + 3x3 5x4 = 12
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