Pair of linear equations in two variables
Linear functions word problem: pool
Number of solutions to a system of equations
Systems of equations with substitution
Systems of equations with elimination (and manipulation)
Number of solutions to a system of equations algebraically
Forming systems of equations with different numbers of solutions
Age word problem: ben & william
System of equations word problem: walk & ride
Systems of equations with elimination: tv & dvd
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KHAN ACADEMY® offers great materials that can help build your skills in subjects that are important to you.
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KHAN ACADEMY® offers great materials that can help build your skills in subjects that are important to you.
You can master basic concepts, explore subjects further or reinforce your knowledge − at your own pace.
Wherever you are in your learning journey, here are links to free materials that may be useful to identify both your strengths and any knowledge gaps in key background subjects.