Concord Consortium
Concord Consortium: Solving Systems of Equations
Two linear equations, with two variables, are presented and students use graphs to solve the system of equations.
Alabama Learning Exchange
Alex: Systems of Equations: What Method Do You Prefer?
The purpose of this lesson is to help learners apply math concepts of solving systems of equations to real life situations. The students will use the three methods of graphing, substitution, and elimination to solve the system of...
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, learners will be given four systems to be solved by one of each of the four...
Math Planet
Math Planet: Solve Systems of Equations by Graphing
Gain an understanding of how to solve systems of equations by graphing by viewing an example and a video lesson. [2:49]
Other
Nearpod: Pairs of Linear Equations
In this instructional activity, students will learn how to solve systems of equations by graphing, substitution, and elimination.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Systems of Linear Equations in Two Var.
This tutorial will guide you through several tasks associated with systems of linear equations in two variables. Complete with definitions, problems with step-by-step solutions, and example exercises for you to complete and check.
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...
Illustrative Mathematics
Illustrative Mathematics: A Rei Solution Sets
For this task, students are shown the graphs of two equations, with areas bounded by their lines and intersections shaded in different colors. They are asked to write a system of equations or inequalities for each shaded area and explain...
Interactive Mathematics
Interactive Mathematics: Find Equation of a Quadratic Function From Its Graph
A detailed explanation of how to find a quadratic equation from its graph using different methods, including using software.
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.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Self Check Quiz on Linear Equations
Students show comprehension of advanced mathematical concepts in Algebra I. The questions check understanding on solving systems of linear equations. Techniques included are substitution, elimination, and graphing.
Khan Academy
Khan Academy: Interpret Equations Graphically
Practice the connection between the graphical representation of equations and their algebraic solutions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Cool Math
Coolmath: Systems of Inequalities
Reference material and practice problems graphing systems of inequalities.
CK-12 Foundation
Ck 12: Algebra: Solving Linear Systems Using Matrices and Technology
[Free Registration/Login may be required to access all resource tools.] This lesson covers using a graphing calculator and matrices to solve a system of equations.
Khan Academy
Khan Academy: Systems of Inequalities Word Problems
Solve word problems that involve systems of linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Interactive Mathematics
Interactive Mathematics: Graphs of Linear Functions
A brief overview of three methods used to graph lines is presented through examples. Slope-intercept, point-slope, and intercept form are demonstrated step-by-step along with a review of the formula for finding the slope of a line.
Math Planet
Math Planet: Algebra 1: Graphing Linear Systems
Gain an understanding of how to solve linear equations by viewing an example and a video lesson. [3:01]
Oswego City School District
Regents Exam Prep Center: Systems of Linear Inequalities
Solving a system of linear inequalities is shown to be as easy as solving a system of linear equations! An example is explained before students are given several problems to complete on their own. Complete explanations of these are...
Illustrative Mathematics
Illustrative Mathematics: A rei.c.6: Estimating a Solution via Graphs
The purpose of this task is to give young scholars an opportunity use quantitative and graphical reasoning to detect an error in a solution. Aligns with A-REI.C.6.