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Henrico County Public Schools, Virginia
 
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Module - Solving Equations
Lesson 3 - Solving Multi-step Equations

Lessons

1-

Solving Equations by Addition or Subtraction

2-

Solving Equations by Multiplication or Division

3-

Solving Multi-Step Equations

4-

Solving Equations with Variables on Both Sides

5-

Solving Equations and Formula

6-

Direct & Inverse Variation

7-

Module Review

 

 
SOL

A.4 - The student will solve multistep linear and quadratic equations in two variables, including
d) solving multistep linear equations algebraically and graphically.
f) solving real-world problems involving equations and systems of equations.
Graphing calculators will be used both as a primary tool in solving problems and to verify algebraic solutions.

Common Core Standards
8.EE.7a 8.EE.7b 8.EE.8b 8.EE.8c A-CED.1 A-CED.2 A-CED.3 A-REI.3
Warm-up
  1. ExamView Quiz: Solving Equations by Multiplication or Division
  2. Warm-up: Solving Equations with Multiplication or Division (doc)
Lessons
  1. Notes (ver 1): Solving multi-step equations (ppt)
  2. Notes (ver 2): Solving multi-step equations (ppt) | Student Notes (doc)
  3. Activity: Project Graduation Puzzle (doc) | (pdf)
  4. Classwork: Solving Equations Worksheet (doc)
Videos
  1. Video: PH Solving Two-Step Equations
  2. Video: PH Writing and Solving Two-Step Equations
  3. Video: PH Solving Multi-Step Equations Using Distributive Property
  4. Video: PH Solving Multi-Step Equations by Combining Like Terms
Explore Learning
  1. Modeling and Solving Two-Step Equations: Solve a two‑step equation using a cup‑and‑counter model. Use step‑by‑step feedback to diagnose and correct incorrect steps.
  2. Solving Equations By Graphing Each Side: Solve an equation by graphing each side and finding the intersection of the lines. Vary the coefficients in the equation and explore how the graph changes in response.
  3. Solving Two-Step Equations: Choose the correct steps to solve a two-step equation. Use the feedback to diagnose incorrect steps.
Geogebra

 

Internet Sites
  1. Interactive Notes: Solving two step equations - notes and workout problems from Math.com
  2. Interactive: Solving equations - applet that uses the "balance strategy" at Mathsnet.net
  3. Interactive: Solving Equations with Flash Cards - Flash cards used for practicing 1-step and 2-step equations from Aplusmath.com
Tasks

 

Homework
  1. Casio Calculator Investigation: Equations (doc) | (pdf)
  2. Solving Equations Worksheet (doc)
  3. Geogebra Equations Assessment (ggb)
  4. Project Graduation Quotable Puzzle (doc) | (pdf)
  5. Glencoe PWS (pdf)
  6. Glencoe SG (pdf)
Journal
  1. 2-Step Equations: Solve the following equations and give a reason for each step. Write your steps clearly so someone who has never solved an equation before will understand. 3x - 4 = 14
Study Guide
  1. ExamView Quiz: Solving Multi-Step Equations
  2. Prentice Hall Quiz
  3. Prentice Hall Quiz #2
Other
HCPS 2002-