Ch 3 - Systems of Linear Equations

Lecture Notes & Videos

Section 3-1A
Systems of Linear Equations - Part 1

-----VIDEO: Solving Systems of Linear Equations using Matrices on a TI-83

-----VIDEO: Solving Systems of Linear Equations using Matrices on a TI-84

Section 3-1B
Solving Systems of Linear Equations by Substitution Method and Elimination Method (also called Addition Method)

-----VIDEO: Solving Systems of Linear Equations in Two Variables (Elimination Method & Substitution Method)

-----VIDEO: Solving Systems of Linear Equations by the Elimination Method (also called the Addition Method)

Section 3-2 Lecture Handout for Students

Sections 3-2A and 3-2B
Applications of Linear Systems and Other Word Problems

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