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Purple Math
Purplemath: Systems of Linear Equations: Definitions
Covers the basic definitions involved in systems of linear equations.
CK-12 Foundation
Ck 12: Algebra: Intercepts by Substitution
[Free Registration/Login may be required to access all resource tools.] Learn how to graph linear equations by finding intercepts using substitution.
CK-12 Foundation
Ck 12: Algebra: Systems Using Substitution
[Free Registration/Login may be required to access all resource tools.] Solve linear systems by using substitution.
Khan Academy
Khan Academy: Testing Solutions to Equations
Practice plugging in values to equations and checking to see if the equations hold true. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Texas Instruments
Texas Instruments: Higher Order Differential Equations
In this activity, students use the calculator to graph the solution to a second-order and third-order differential equations. They convert higher order differential equations by substitution to a system of first order differential...
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...
Help Algebra
Help algebra.com: Substitution Method for Systems
Using the Substitution Method, a system of equations is solved. The process is shown in detail and can be used as a reference for solving other systems
ClassFlow
Class Flow: Linear Equations Substitution
[Free Registration/Login Required] In this Flipchart, students are introduced to linear equations, substitutions, and graphing linear equations on a coordinate grid system.
McGraw Hill
Glencoe Mathematics: Quiz on Solving Systems of Linear Equations
Learners show comprehension of advanced mathematical concepts in Algebra II. The questions check understanding on solving systems of linear equations. Topics include solving systems using graphing, substitution, and elimination methods.
Alabama Learning Exchange
Alex: Systems on a Mission
After solving one system of equations by the methods of graphing, elimination using addition or subtraction, elimination using multiplication, and substitution, students will be given four systems to be solved by one of each of the four...
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,...
Alabama Learning Exchange
Alex: Battleships
This lesson is designed to review and reinforce three methods (graphing, substitution and elimination) of solving systems of linear equations. The students will work together and independently to find the solutions to systems of...
Interactive Mathematics
Interactive Mathematics: Solving Systems Algebraically
Both the substitution and elimination methods are presented through detailed examples. Learn step by step how to find solutions to any linear system of two variables.
CK-12 Foundation
Ck 12: Types of Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will define and give general equations for combination, decomposition, single-replacement, and double-replacement...
CK-12 Foundation
Ck 12: Types of Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] In this learning module, studnets will classify a chemical reaction as a combination, decomposition, single replacement, double replacement, or combustion reaction....
ClassFlow
Class Flow: Trigonometric Functions
[Free Registration/Login Required] After a quick review of properties in Algebra- addition property of equality and multiplication property of equality- students are guided through all solutions using numerous strategies including back...
Texas Instruments
Texas Instruments: Math a Review 1
This StudyCards stack enables students to review concepts in algebra, arithmetic, and geometry, in preparation for the Math A Exam held in New York. They solve problems involving scientific notation, factoring, linear equations, rate of...
CK-12 Foundation
Ck 12: Algebra: Testing Solutions for Linear Inequalities
[Free Registration/Login may be required to access all resource tools.] Write and solve linear inequalities.