Section 6.1
Multivariable Linear Systems and Row Operations
Solving 3-variable linear systems by elimination; augmented matrices; Gaussian elimination.
7 lessons. Pick what you need.
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Lesson
Lesson Reviewing Systems of Linear Equations with 1 Solution
Examples
Examples of Systems of 3 Linear Equations in 3 Variables with 1 solution
Lesson
Lesson Reviewing Systems with No Solution or Infinite Solutions
Lesson
Lesson Solving Systems of Linear Equations with Matrices (Gauss-Jordan Method)
Lesson
Lesson Solving a System of 3 Equations with the Gauss-Jordan Method
Lesson
Lesson on the Gauss-Jordan Method and No Solutions or Infinite Solutions
Examples