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Khan Academy
Khan Academy: Systems of Linear Equations Word Problems
In this exercise, students practice solving systems of linear equations in word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
PBS
Pbs: Pairs of Linear Equations
Use the Visualize It! tool to model word problems. This interactive exercise focuses on solving systems of equations by visualizing the problem or writing expressions then you get to make you own model and write your own word problem to...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Systems of Linear Equations
This tutorial will show you a four-step process for solving problems involving systems of linear equations. View several examples of Polya's process of problem solving and hone your own skills with practice exercises.
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...
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...
ClassFlow
Class Flow: Applications Using Systems
[Free Registration/Login Required] This flipchart provides guided practice with word problems involving systems of equations and gives a brief review on solving systems of equations.
Hofstra University
Hofstra University: Linear Programming
This lesson is a review of problems with systems of inequalities. Many of the questions involve real world scenarios as word problems which the reader must decipher and resolve.