National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
Texas Education Agency
Texas Gateway: Connecting Multiple Representations of Functions
The student will consider multiple representations of linear functions, including tables, mapping diagrams, graphs, and verbal descriptions.
Paul Dawkins
Paul's Online Notes: Algebra: Linear Equations
This math tutorial features notes and examples that illustrate the process for solving linear equations including equations with radical expressions.
Vision Learning
Visionlearning: Linear Equations in Science: Relationships With Two Variables
An introduction to the history of linear equations and how they relate to science.
University of St. Andrews (UK)
University of St. Andrews: Abu Ja'far Muhammad Ibn Musa Al Khwarizmi
This University of St. Andrews site provides biographical information as well as Al-Khwarizmi's mathematical achievements.
Math Open Reference
Math Open Reference: Equations of a Line (Slope and Intercept Form)
The interactive resource investigates slope and intercept. Students adjust the sliders to control the slope (m) and the intercept (b) of the line. The equation and the line will change accordingly. Learners can also drag the origin.
CK-12 Foundation
Ck 12: Interactive Middle School Math 8 for Ccss
A complete CCSS Grade 8 Mathematics course that includes interactives in every lesson, plus videos, hands-on activities, and questions with immediate feedback. Every lesson also has specifically chosen 'Related Modalities' that teach the...
Shodor Education Foundation
Shodor Interactivate: Solving Equations
Introduction to various algorithms for solving single-variable, linear equations.
Concord Consortium
Seeing Math: System Solver
Deepen your understanding of systems of linear equations with the System Solver. This interactive offers unique opportunity to perform operations on a system and immediately observe the graphic, tabular, and symbolic results of the...
Houghton Mifflin Harcourt
Holt, Rinehart and Winston: Homework Help Independent Practice: Graphing Linear Equations
Get independent practice graphing linear equations. Each incorrect response gets a text box explanation and another try. Correct responses are confirmed.
Math.com
Math.com: Algebra: Graphing Linear Equations
The lesson investigates how to graph linear equations. The tutorial includes definitions, examples, and a worksheet.
Math.com
Math.com: Graphing Equations and Inequalities: Slope and Y Intercept
The tutorial explores the slope and y-intercept of a linear equation. Notes, examples, and practice problems are included in the resource.
University of Regina (Canada)
University of Regina: Math Central: Quiz Equation of a Line
Quiz on plotting equations, slope and intercepts, equation of a line, and special lines.
University of Regina (Canada)
University of Regina: Math Central: Quiz Equation of a Line
Quiz on plotting equations, slope and intercepts, equation of a line, and special lines.
National Council of Teachers of Mathematics
The Math Forum: Graphing Linear Equations
This site from The Math Forum provides chat areas, simulations, JAVAapplets, problems, answers, puzzles, quizzes and tutoring! Links are also provided for additional information.
Washington State University
Washington State University: Slope Intercept, Point Slope Forms
Washington State University provides a lesson on finding the slope of an equation and putting the equation into the desired form. The site also contains informatinon concerning parallel and perpendicular lines.
University of Georgia
University of Georgia: Slope of Lines
This site provides a detailed unit on finding the slope of lines that investigates methods for solving systems of equations. Good lesson plan for class.
Shodor Education Foundation
Shodor Interactivate: Whole Number Cruncher
Put a number, the input, in the Whole Number Cruncher. See if you can discover the rule that gives you the result, the output. Directions are just a click away.
Shodor Education Foundation
Shodor Interactivate: Lesson: Functions and the Vertical Line Test
This lesson plan outlines an activity that allows students to explore the vertical line test for functions.
University of South Florida
Florida Center for Instructional Tech: Famous People
Students estimate the ages of famous people, then create a scatterplot with the actual ages. This activity allows them to estimate with linear equations. You can access the age data through the "activity" link.
University of South Florida
Florida Center for Instructional Tech: Wacky Water World
At this site investigate linear equations with a graphing calculator. Data is gathered from a hypothetical situation of purchasing tickets at a waterpark.
University of Regina (Canada)
University of Regina: Math Central: How to Augment a Matrix
In easy to follow steps, this resource replies to a student's question on how to augment a matrix.
Shodor Education Foundation
Shodor Interactivate: Lesson: Arithmetic Practice W/ Ordered Pairs
The Shodor Education Foundation provides this lesson plan to have students practice simple computation that results in them graphing their answers. If they are accurate they will have a straight line. Students use an interactive...
Texas A&M University
Systems of Linear Equations an Introduction [Pdf]
Use this site to see how graphing and substitution are used to solve systems of equations. The examples have systems that have one, infinite, or no solutions. The site is set up to see the solutions step by step.