Solve a 3x3 System Using an Augmented Matrix (RREF) Infinite Solutions

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This video explains how to solve a system of 3 equations with 3 unknowns by writing an augmented matrix in reduced row echelon form by hand.
  1. Mathispower4u
  2. reduced
  3. row
  4. echelon
  5. form
  6. consistent
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