Video

Testing solutions to inequalities (Full video)

Khan Academy

Supporting grades: 67

Description: A solution to an inequality makes that inequality true. Learn how to test if a certain value of a variable makes an inequality true. I encourage you to pause this video and try these numbers out, does zero satisfy this inequality? So, we'll have zero plus two needs to be less than or equal to two times zero. Well, on the left hand side, this is two needs to be less than or equal to zero.

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