Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Beginning Algebra: Graphing Linear Equations

For Students 9th - 10th Standards
A tutorial on graphing lines. The site discusses how to determine if an equation is linear and gives step-by-step examples of how to graph a line given its algebraic form.
Handout
CK-12 Foundation

Ck 12: Algebra: Linear Systems: Solve by Graphing & Substitution

For Students 9th - 10th Standards
This comprehensive study guide highlights the main terms and formulas needed to review linear systems, specifically solving by graphing and substitution. Examples are included.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Graphing Lines

For Students 9th - 10th Standards
Complete this tutorial to learn how to graph a straight line if given the y-intercept and slope and how to graph horizontal and vertical lines. View examples of lines with different slopes, and practice working with slope-intercept form.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Equations of Lines

For Students 9th - 10th Standards
This tutorial covers x & y intercepts, point-slope form, slope-intercept form, graphing, and more. Use the practice problems at the end to check your skills.
Activity
Purple Math

Purplemath: Systems of Non Linear Equations: Definitions

For Students 9th - 10th Standards
This Purplemath lesson provides formulas, equations, graphs and explanations of systems of equations.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: Graphing Equations

For Students 9th - 10th Standards
Through this tutorial, you will learn how to solve equations by graphing them on a coordinate plane. Contains several examples with step-by-step solutions and practice exercises for you to complete and check.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: The Slope of a Line

For Students 9th - 10th Standards
This tutorial will show you how to find a the slope of graph, write a linear equation in slope-intercept form. You'll also learn how to determine whether two lines are parallel or perpendicular to each other. For advanced math students.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Graphs Using Slope Intercept Form

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to graph lines using slope-intercept form.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Parallel and Perpendicular Lines

For Students 9th - 10th Standards
Given a line, learn how to find the equations for lines that are perpendicular and parallel to it. This tutorial offers several example graphs and problems as well as practice problems for you to work through when you're ready.
Activity
Purple Math

Purplemath: Systems of Linear Inequalities

For Students 9th - 10th Standards
This Purplemath lesson describes how to solve a system of linear inequalities by graphing.
Activity
Rice University

Rice University: The Hand Squeeze

For Teachers 9th - 10th
Students will enjoy this data collection and class analysis experiment involving the time it takes for a hand squeeze to travel around a circle of people. From organizing the activity to collecting the data to making a table and graphing...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Rei the Circle and the Line

For Teachers 9th - 10th Standards
Students are required to solve a system of equations in this task which will demonstrate their understanding of the correspondence between intersection points of the two graphs and solutions of the system. Aligns with A-REI.C.7.