Systems of Linear Equations (Word Problems) 

3 Story problems involving systems of linear equations in two variables. We discuss how to write the 2 equations in 2 variables as well as how to solve the equations using the substitution method and the elimination method. We also discuss tips on selecting descriptive variables and making use of charts to organize your variables and data.
0:15 Example 1
0:43 How to Identify the Variables to Solve For
0:48 How to Label Your Variables
1:52 Using Elimination to Solve the System
3:50 How to Write Your Final Solution in a Story Problems
4:23 Example 2
5:20 How to Translate the Sentence into an Equation
6:20 Solve the System Using the Substitution Method
7:34 Example 3 Distance, Rate, Time Word Problem
8:03 Organize Information in a Table
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