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Khan Academy
Khan Academy: The Coordinate Plane: Ordered Pair Solutions of Equations
The video demonstrates how to determine if an ordered pair is a solution to a specified linear equation.
Khan Academy
Khan Academy: The Coordinate Plane: Descartes and Cartesian Coordinates
Bridging algebra and geometry. This video explains the contributions of Rene Decartes to Algebra and Geometry.
Khan Academy
Khan Academy: The Coordinate Plane: Ordered Pair Solutions of Equations 2
A video showing how to verify the solution of an equation.
Khan Academy
Khan Academy: The Coordinate Plane: Recognizing Linear Functions
Video showing how to determine whether a set of data points represents a function that is linear or nonlinear.