Order of Operations
Substitution and Evaluation of Expressions
Khan Academy: Evaluating expressions with one variable
Khan Academy: Evaluating expressions with multiple variables
Solving Equations
Khan Academy: Equations with Variable on Both Sides
Khan Academy: Equations with Parentheses
Khan Academy: Linear Equations Word Problems
Khan Academy: Writing Linear Equations Word Problems
Functions
Khan Academy: Evaluate Functions
Khan Academy: Evaluate Functions from their Graphs
Khan Academy: Function inputs & outputs: equation
Khan Academy: Function inputs & outputs: graph
Khan Academy: Recognize functions from graphs
Khan Academy: Domain and range from graph
Khan Academy: Absolute maxima and minima
Khan Academy: Intercepts from a graph
Writing the Equation of a Line Given Two Points
Khan Academy: Slope in a Table
Khan Academy: Slope From 2 Points