## Session Overview

This session introduces the method of elimination, an essential tool for working with matrices. The method follows a simple algorithm. To help make sense of material presented later, we describe this algorithm in terms of matrix multiplication. |

## Session Activities

### Lecture Video and Summary

- Watch the video lecture Lecture: Elimination with Matrices
- Read the accompanying lecture summary (PDF)
- Lecture video transcript (PDF)

### Suggested Reading

- Read Section 2.2 through 2.3 in the 4
^{th}or 5^{th}edition.

### Problem Solving Video

- Watch the recitation video on Recitation: Elimination with Matrices
- Recitation video transcript (PDF)

## Check Yourself

### Problems and Solutions

Work the problems on your own and check your answers when you’re done.