## systems_substitution_1_middle.mov - Section 2: Direct Instruction

systems_substitution1.pptx
systems_substitution_1_middle.mov

# Solving Systems of Equations Without a Graph

Unit 3: Systems of Equations
Lesson 7 of 13

## Big Idea: I really like this lesson because of the scaffolds that are in place in the beginning of the lesson. The examples are very simple but really force students to think about what it means to "substitute" one thing for another. Then, once the problem becomes

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Standards:
Subject(s):
Math, Systems of Equations and Inequalities, Algebra, Substitut, Algebraically, 9th grade
40 minutes

### James Bialasik

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