Section 8.1: Systems of Linear Equations: Gaussian Elimination


Important Topics:

  • System of linear equation in two variables:  identity, contradiction, substitution, elimination, consistent, inconsistent, dependent, independent, overdetermined, underdetermined
  • Parametric solution to a system
  • Moves that will result in equivalent systems
  • Triangular Form
  • Back Substitution
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Video Lessons 8.1
  1. Solving Systems of Equations by Substitution
  2. Solving Systems of Equations by Elimination
  3. System of Equations in Three Variables:  Part 1 (notes & 1 example) & Part 2 (2 more examples)

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