Competency 3—Knowledge of algebraic thinking and the coordinate plane

Determine whether two algebraic expressions are equivalent by applying properties of operations or equality.

Identify an algebraic expression, equation, or inequality that models a realworld situation.

Solve equations and inequalities (e.g., linear, quadratic) graphically or algebraically.

Determine and solve equations or inequalities, graphically or algebraically, in realworld problems.

Graph and interpret a linear equation in realworld problems (e.g., use data to plot points, explain slope and yintercept, determine additional solutions).

Identify relations that satisfy the definition of a function.

Compare the slopes of two linear functions represented algebraically and graphically.
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