Paul Dawkins
Paul's Online Notes: Algebra: Systems of Equations
Learners examine how to solve systems of equations. Topics investigated are linear systems with two variables, linear systems with three variables, augmented matrices, and nonlinear systems. Class notes, definitions, and examples with...
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.
Varsity Tutors
Varsity Tutors: Hotmath: Solving Systems of Linear Equations Using Matrices
Find a concise explanation of how to solve systems of linear equations using matrices. An example is given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Solving Linear Systems
Practice using your graphing calculator for solving linear systems. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each problem.
CK-12 Foundation
Ck 12: Algebra: Systems of Linear Equations in Three Variables
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving a system of equations in three variables (x, y, and z).
CK-12 Foundation
Ck 12: Algebra: Linear Systems With Multiplication
[Free Registration/Login may be required to access all resource tools.] Solve linear systems using multiplication.
Paul Dawkins
Paul's Online Notes: Augmented Matrices
Here are good examples of the Gauss-Jordan elimination method to solve systems of equations.
Oswego City School District
Regents Exam Prep Center: Solving Systems Using Addition or Subtraction
Three examples are used to demonstrate solving a system of linear equations algebraically using addition and subtraction. The examples cover different situations that occur with the coefficients of the variable terms. Includes several...
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Systems of Two Linear Equations in Two Unknowns
The tutorial examines systems of two linear equations in two unknowns. Students learn about the concepts through class notes, examples, and practice problems. Topics include elimination method, infinitely many solutions, and no...
Discovery Education
Discovery Education: Web Math: Solve a Set of Two Linear Equations
This WebMath site explains how to enter your two equations with two variables and solve for those variables. It explains step-by-step how to solve the equations and gives the final solutions.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Solving Linear Equations
Forty-five problems present a variety of practice solving linear equations. The solutions are only available with a paid subscription.
Texas Instruments
Texas Instruments: Sailing Through the Fog: Solving Systems of Linear Equations
Tracking equipment is used to help ship navigators traveling in dense fog determine if they are in danger of colliding with other ships that may be in the area. For this activity, we are going to assume two ships are traveling along...
Texas Instruments
Texas Instruments: Solve Linear Equation
This StudyCards set begins with "what is an equation?" and continues with solving linear equations using the graph of the related linear function(s), the trace and zeros methods.
Other
Algebra.com: Linear Equation and System Solvers: Solve Linear Systems
This interactive linear system solver allows you to enter two linear equations in general form and then plot the lines and find the answer using either substitution or elimination. The answer is presented with both methods accompanied by...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Solving Linear Equations
Find a quick, concise explanation of how to solve one-step and two-step linear equations. Examples are given and clearly explained.
Analyze Math
Analyze Math: Cramer?s Rule to Solve Systems of Equations
Learners are introduced to the Algebra II topic of solving systems of linear equations. The tutorial proves Cramer?s rule of solving 2 by 2 systems of equations. The activity includes a defintion and an example with a detailed solution.
Oswego City School District
Regents Exam Prep Center: Solving Linear Systems Graphically
The method of graphing to solve a system of linear equations is demonstrated on this site. Students are shown how to graph the lines, then shown how to find the solution.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Simultaneous Linear Equations
Here is a site that clearly and thoroughly explains how to solve systems of linear equations using the methods of combination, substitution, and Cramer's Rule. There are example problems solved, problems for the student to attempt, and...
Wyzant
Wyzant: Solving Systems of Equations by Matrix Method
Reference material with examples of how to solve system of equations by the matrix method.
Purple Math
Purplemath: Solving One Step Linear Equations
Demonstrates step-by-step, with illustrations, how to solve linear equations. Also explains the formatting and reasoning for 'no solution' and 'all x' equations. Includes interactive tool for practice solving linear equations.
Purple Math
Purplemath: Systems of Non Linear Equations: Definitions
This Purplemath lesson provides formulas, equations, graphs and explanations of systems of equations.
Purple Math
Purplemath: Systems of Linear Equations: Definitions
Covers the basic definitions involved in systems of linear equations.
Cool Math
Coolmath: Solving 2 X 2 Systems of Equations With Cramer's Rule Exercises
Solving 2 x 2 Systems of Equations with Cramer's Rule. Work the problems out then check your answer.
Math Planet
Math Planet: Linear Equations in the Coordinate Plane
Gain an understanding of linear equations in the coordinate plane by viewing examples and a video lesson. [2:56]