Section 1.4
Solving Linear Systems
Two- and three-variable linear systems; substitution and elimination; matrix-row-reduction approach.
7 lessons. Pick what you need.
Play videos:
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