Lesson 6 of 8 • 4 upvotes • 14:27mins

We tried to solve word problems based on substitution method.
8 lessons • 1h 42m
Introduction
12:06mins
Exercise: 3.1
12:27mins
Exercise: 3.2 - Graphical Method
14:26mins
Introduction to Substitution Method
11:54mins
Exercise: 3.3 (Part 1) Based on Substitution Method
11:58mins
Exercise: 3.3 (Part 2)
14:27mins
Plot points on graph paper (Part 1)
12:36mins
Plot points on graph paper (Part 2)
12:51mins