Khan Academy
Khan Academy: Practice: Solve Systems of Equations With Substitution
In this practice quiz, students are given a system of two equations and asked to substitute the information from one equation into the other in order to determine x and y. Includes hints.
Cool Math
Coolmath: Systems of Equations Introduction to 3x3's
Reference material and practice problems solving systems of 3 equations.
Khan Academy
Khan Academy: Number of Solutions to Equations Challenge
Given a linear equation with missing values, determine appropriate values in order to have one, zero, or infinite solutions. For example, complete the equation -11x + 4 = __x + __ so that it has no solutions. Students receive immediate...
CK-12 Foundation
Ck 12: Algebra: Linear Systems With Addition or Subtraction
[Free Registration/Login may be required to access all resource tools.] Solve systems of equations by addition or subtraction.
CK-12 Foundation
Ck 12: Algebra: Linear Systems With Addition or Subtraction
[Free Registration/Login may be required to access all resource tools.] Solve systems of equations by addition or subtraction.
CK-12 Foundation
Ck 12: Algebra: Linear Systems With Addition or Subtraction
[Free Registration/Login may be required to access all resource tools.] Solve systems of equations by addition or subtraction.
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: Systems of Linear Inequalities
[Free Registration/Login may be required to access all resource tools.] Graph and solve systems of linear inequalities.
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.
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...
CK-12 Foundation
Ck 12: Algebra: Graphs of Linear Systems
[Free Registration/Login may be required to access all resource tools.] Students learn to solve linear systems by graphing. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Graphs of Linear Systems
[Free Registration/Login may be required to access all resource tools.] Students find ordered pairs that satisfy a system of linear equations and solve linear systems by graphing. Students examine guided notes, review guided practice,...
CK-12 Foundation
Ck 12: Algebra: Graphs of Linear Systems
[Free Registration/Login may be required to access all resource tools.] Students learn to solve linear systems by graphing. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Graphs of Linear Systems
[Free Registration/Login may be required to access all resource tools.] Students learn to solve linear systems by graphing. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Graphs of Linear Systems
[Free Registration/Login may be required to access all resource tools.] Students learn to solve linear systems by graphing. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Applications of Linear Systems
[Free Registration/Login may be required to access all resource tools.] In this lesson students apply the various solution methods to solve real-world problems involving linear systems. Students watch a video tutorial, explore guided...
CK-12 Foundation
Ck 12: Algebra: Graphs of Linear Systems
[Free Registration/Login may be required to access all resource tools.] Students learn to solve linear systems by graphing. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Checking a Solution for a Linear System
[Free Registration/Login may be required to access all resource tools.] This lesson covers determining if an ordered pair is a solution to a system of linear equations. Students watch a video tutorial, explore guided notes and attempt...
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...
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.
Texas Instruments
Texas Instruments: Solving Systems With Quadratic Equations: Systems of Conics
In this activity, students will plot the graphs of systems of equations and determine the number of real solutions of the system. Then find the solution of the system algebraically.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Word Problems That Lead to Simultaneous Equations
Here is a site that clearly and thoroughly explains how to solve word problems that lead to systems of equations, such as mixture, coin, investment, and upstream/downstream problems. There are example problems solved, problems for the...
Texas Instruments
Texas Instruments: Glencoe Algebra 1: Graphing Calculator Investigation Systems
Students will solve systems of equations.
Washington State University
Washington State University: Sample Problems From Intermediate Algebra
Check for college math readiness using this problem sampler. Problems cover high school algebra topics, including linear and quadratic equations, factoring, radicals, rational expressions, synthetic division, complex numbers and more....