Middle School Math

Unit H: Systems of Equations and Inequalities

Unit H Objectives:
  • Solve a system of linear equations by identifying patterns in a table
  • Determine whether a system of linear equations has 0, 1, or infinite solutions
  • Solve a system of linear equations by graphing
  • Solve real-world problems involving systems of equations
  • Solve a system of linear equations using substitution
  • Solve a system of linear equations using elimination
  • Determine the best method for solving systems of equations
  • Solve a system of linear inequalities by graphing
  • Solve real-world problems involving systems of inequalities
Online Textbook Help

 

Solving Systems of Equations by Substitution

System Solver - Note that the System Solver is a tool intended to illustrate the rationale behind the symbolic operations used to solve systems of linear equations, and not a way to learn what procedures to follow.
Solving Systems of Inequalities

 
Practice HSA Release Items

Directions: Click on the links below to view HSA prototype items.

Write your answer on a sheet of paper.

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Use the table at the bottom of this page to check your answers.
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Practice HSA Release Answers

Directions:

Adjust your browswer window to hide these answers while you answer the questions above.

Click on the links below to view sample answers for the BCR and ECR questions. Keep in mind that these pages show both good and not so good answers. Look at them carefully to determine what information the student included to get the better score.

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Last update July 8, 2008