CK-12 Foundation
Ck 12: Algebra: Linear Systems: Solve by Graphing & Substitution
This comprehensive study guide highlights the main terms and formulas needed to review linear systems, specifically solving by graphing and substitution. Examples are included.
Khan Academy
Khan Academy: Convert Linear Equations to Standard Form
Convert linear equations in various forms into standard form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Graphing Linear Equations
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.
CK-12 Foundation
Ck 12: Algebra: Standard Form of Linear Equations
[Free Registration/Login may be required to access all resource tools.] This lesson covers finding the equation of a line in standard form and the intercepts.
Khan Academy
Khan Academy: Linear Equations With Unknown Coefficients
Solve a linear equation for a variable where the coefficients are represented by letters. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Solve Systems of Linear Equations With Elimination (Advanced)
In this exercise, students practice solving systems of linear equations with elimination (advanced). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Solving Systems of Linear Equations
Find a quick, concise explanation of how to solve systems of linear equations algebraically and graphically. Examples are given and clearly explained.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Systems of Linear Equations
This tutorial will show you a four-step process for solving problems involving systems of linear equations. View several examples of Polya's process of problem solving and hone your own skills with practice exercises.
Purple Math
Purplemath: Systems of Non Linear Equations: Definitions
This Purplemath lesson provides formulas, equations, graphs and explanations of systems of equations.
Texas A&M University
Wtamu Virtual Math Lab: Solving Systems of Linear Equations in Three Variables
This tutorial will show you how to solve a system of linear equations in three variables by using the elimination method. Complete with definitions, example problems with step-by-step solutions, and practice exercises for you to complete...
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: Graphing Equations
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.
Math Planet
Math Planet: The Substitution Method for Solving Linear Systems
A way to solve a linear system algebraically is to use the substitution method. The substitution method functions by substituting the one y-value with the other. This resource explains this method by showing an example along with a video.
Khan Academy
Khan Academy: Multi Step Equations Review
To solve an equation find the value of the variable that makes the equation true. For more complicated equations, this process can take several steps.
Purple Math
Purplemath: Systems of Linear Inequalities
This Purplemath lesson describes how to solve a system of linear inequalities by graphing.
Khan Academy
Khan Academy: Equations With Variables on Both Sides: Decimals & Fractions
Solve linear equations where the variable appears on both sides of the equation and the coefficients are decimals or fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Equations of Lines
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.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Graphing Lines
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.
CK-12 Foundation
Ck 12: Algebra: Determining the Equation of a Line
This comprehensive study guide highlights the main terms and formulas needed to determine the equation of a line. Examples are included.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Parallel and Perpendicular Lines
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.
University of South Florida
Fcat: View Tubes: Teacher Notes
In this online activity use view tubes to collect data and determine the linear relationship and line of best fit.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra: The Slope of a Line
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.
Khan Academy
Khan Academy: Equations With Variables on Both Sides
Practice solving one-variable equations like 20 - 7x = 6x - 6, where the variable appears on both sides of the equals sign. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Khan Academy
Khan Academy: Multi Step Linear Inequalities
Solve linear inequalities that take multiple steps to solve. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
CK-12 Foundation
Ck 12: Algebra: Graphs Using Slope Intercept Form
[Free Registration/Login may be required to access all resource tools.] Learn how to graph lines using slope-intercept form.