**Inequality**: A term used to compare two expressions that are linked by less than <, less than or equal to =, greater than >, greater than or equal to =.

Resources for this term:

Defining Regions Using Inequalities

Students combine linear inequalities, correctly representing them on a graph, to identify a set of solutions.

Optimization Problems: Boomerangs

Students solve a problem of optimizing within constraints and then explore alternative algebraic and graphical approaches involving systems of linear equations.

Modeling Situations With Linear Equations

Students explore relationships between variables in everyday situations using graphs, tables, and formulae.