Unit 3
Systems of Lines and Inequalitites
Solve systems of linear equations by graphing.
Algebra Boot Camp - This is a chapter from a textbook that explains all of the methods for solving linear systems.
Interactive Math - Lists some problems to try with answers.
HippoCampus Algebra - scroll down to the bottom of the page and check out all kinds of systems topics.
VIDEO: Solving systems in 3 ways - This is a decent animated video explaining graphing, elimination, and substitution.
Solve systems of linear equations by elimination.
Algebra Boot Camp - This is a chapter from a textbook that explains all of the methods for solving linear systems.
Interactive Math - Lists some problems to try with answers.
HippoCampus Algebra - scroll down to the bottom of the page and check out all kinds of systems topics.
VIDEO: Solving systems in 3 ways - This is a decent animated video explaining graphing, elimination, and substitution.
Solve systems of linear equations by substitution.
Algebra Boot Camp - This is a chapter from a textbook that explains all of the methods for solving linear systems.
Interactive Math - Lists some problems to try with answers.
HippoCampus Algebra - scroll down to the bottom of the page and check out all kinds of systems topics.
VIDEO: Solving systems in 3 ways - This is a decent animated video explaining graphing, elimination, and substitution.
Solve real world problems using systems of linear equations.
Translating Word Problems - Help with writing the equations that you need to solve the problems.
HippoCampus Algebra - scroll down to the bottom of the page and check out all kinds of systems topics.
Solve systems of linear inequalities.
HippoCampus Algebra - scroll down to the bottom of the page and check out all kinds of systems topics.
VIDEO: Solving systems of inequalities - This video shows a special case (sort of) of graphing a system of inequalities.
VIDEO: Solving systems of inequalities by graphing - This video includes a little quiz at the end.
Solve linear programming problems.
Linear Programming Lesson - Get another perspective on the subject and take a short quiz.
Linear Programming Sample Problems - Two problems... try them, and then check the solutions.
HippoCampus Algebra - scroll down to the bottom of the page and check out all kinds of systems topics.