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Henrico County Public Schools, Virginia
 
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Module - Systems of Equations
Lesson 2 - Solving Systems by Substitution

Lessons

1-

Graphing Systems of Equations

2-

Solving Systems by Substitution

3-

Solving Systems by Elimination Using Addition and Subtraction

4-

Solving Systems by Elimination Using Multiplication

5-

Solving Systems of Inequalities by Graphing

6-

Module Review

 

 
SOL
A.4e -The student will solve multistep linear and quadratic equations in two variables, including solving systems of two linear equations in two variables algebraically and graphically..
Common Core Standards
8.EE.8a 8.EE.8b 8.EE.8c A-CED.3 A-REI.5 A-REI.6 A-REI.11
Warm-up
  1. ExamView Quiz: Solving Systems by Graphing
Lessons
  1. Notes: Solving systems by substitution (ppt)
  2. Classwork Worksheet (doc)
Videos
  1. Video: PH Solving Systems Using Substitution
  2. Video: PH Solving Systems by Substitution to Solve Real-World Problems
Explore Learning

 

Geogebra

 

Internet Sites
  1. Interactive Notes: Solving Systems by Substitution - lessons and practice problems at Regentsprep.org
  2. Notes: Solving Systems by Substitution - notes at Math for Morons
Tasks

 

Homework
  1. Glencoe PWS (pdf)
  2. Glencoe SG (pdf)
Journal
  1. Word Problem: Two dogs run around a circular track 300 feet long. One dog runs at a steady rate of 15 feet per second, the other at a steady rate of 12 feet per second. Suppose they start at the same point and time. What is the least number of seconds that will elapse before they are again together at the starting point? Explain your answer and/or include a diagram.
Study Guide
  1. ExamView Quiz: Solving Systems by Substitution
  2. Prentice Hall Quiz
Other
HCPS 2002-