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Solve the system using Gaussian elimination or Gauss-Jordan elimination. 3 x + 2 y + 7 z =38 9 x + 6 y + 21

Solve the system using Gaussian elimination or Gauss-Jordan elimination.

3x+ 2y+ 7z=38

9x+ 6y+ 21z=114

0.6x+ 0.4y+ 1.4z=7.6

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