# Gaussian elimination to solve system of linear equations

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Use matrices to solve the system of equations (if possible). Use Gaussian elimination with back substitution or Gauss-Jordan elimination. Explain steps and show work.

2x + 2y - z= 2

x - 3y + z= -28

-x + y = 14

https://brainmass.com/math/linear-algebra/gaussian-elimination-solve-system-linear-equations-89218

#### Solution Preview

It was solved using Gaussian elimination with back substitution.

Details in the attached word file.

Use matrices to solve the system of equations (if possible). Use ...

#### Solution Summary

It shows step-by-step solutions of solving system of linear equations by Gaussian elimination with back substitution.

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