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...
Khan Academy
Khan Academy: Number of Solutions to a System of Equations Algebraically
Determine the number of solutions of a given system of equations by considering its algebraic solution process. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Check Solutions to Systems of Equations
In this exercise, students check solutions to systems of equations. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Systems of Equations Word Problems
Solve word problems by modeling them into a system of equations and solving it. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Number of Solutions to a System of Equations Graphically
Determine the number of solutions of a given system of equations by considering its graph. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Texas Instruments
Texas Instruments: Systems of Equations in Algebra I
This activity will help students find solutions to systems of equations that they will see in Algebra I.
Mangahigh
Mangahigh: Algebra: Solve Systems of Equations Elimination Method
Students learn about the concept of systems of equations by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Mangahigh
Mangahigh: Algebra: Solve Systems of Equations Substitution Method
Students watch an online tutorial on the concept of solving systems of equations using the substitution method. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty...
Mangahigh
Mangahigh: Algebra: Solve Systems of Equations Straight Line Graphs
Students learn about the concept of systems of equations by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Other
Algebra.com: Linear Equation and System Solvers
Linear equations can be solved and graphed using this interactive site. This site allows the user to enter any linear equation in standard form and the y-intercept will be found through a step-by-step process. Systems of inequalities can...
CK-12 Foundation
Ck 12: Algebra: Systems Using Substitution
[Free Registration/Login may be required to access all resource tools.] Solve systems of equations using substitution.
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...
Math Medics
S.o.s. Math: Algebra
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Texas Education Agency
Texas Gateway: Solving Systems of Equations Using Elimination
Given a system of two equations where at least one of the equations is linear, the student will solve the system using the algebraic method of elimination.
Texas Education Agency
Texas Gateway: Solving Systems of Equations Using Substitution
Given a system of two equations where at least one of the equations is linear, the student will solve the system using the algebraic method of substitution.
Texas Education Agency
Texas Gateway: Solving Systems of Equations With Three Variables
Given a system of three linear equations, the student will solve the system with a unique solution.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Systems of Inequalities
Hotmath provides 21 practice problems dealing with systems of equations and inequalities. Each of the practice problems include a step-by-step guide for solving their algebraic problem.
Khan Academy
Khan Academy: Linear Systems of Equations Capstone
Solve systems of equations with any number of solutions using any solution method. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Algebra: Write an Equation Given Two Points
[Free Registration/Login may be required to access all resource tools.] Learn how to write an equation given two points
CK-12 Foundation
Ck 12: Algebra: Write an Equation Given the Slope and a Point
[Free Registration/Login may be required to access all resource tools.] Learn how to write the equation of a line given the slope and any point.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
J Coffman
Joseph Coffman's Lecture Notes: Solving Systems of Equations Algebraically
The lesson explores solving systems of equations algebraically. Topics discussed are the elimination method, substitution method, addition property, and special cases. Examples with detailed solutions and an assessment are included.
Texas Instruments
Texas Instruments: Writing and Solving Systems of Equations Using Cabri Jr.
Through this introduction to the use of the Cabri Jr. application in the Algebra classroom, students will algebraically and graphically determine equations of lines, as well as determine solutions to systems of linear equations. Using...
CK-12 Foundation
Ck 12: Algebra: Systems Using Substitution
[Free Registration/Login may be required to access all resource tools.] Isolate and substitute for one variable to solve systems of equations in two variables.