Gaussian Elimination to Solve a 3 by 3 System of Equations on Video

In this video, the Gaussian method of elimination is used to solve a 3 by 3 system of equations.
The system of equations solved is given by \[ \begin{cases} 2x + y - z &=& 3 \\ 3x - y + 2 z &=& - 11 \\ - x + 3y + z &=& 4 \end{cases} \]

Gaussian Elimination to Solve a 3 b...
Gaussian Elimination to Solve a 3 by 3 System of Equations

More References and links

    The Elimination Method in Systems - Questions with Solutions
  1. Linear Algebra
  2. Math Videos

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