Write an inequality of the form x > c or x < c to represent a constraint or condition in a real-world or mathematical problem. Recognize that inequalities of the form x > c or x < c have infinitely many solutions; represent solutions of such inequalities on number line diagrams.

What's an Inequality?

Inequalities come up all the time when you're working algebra problems. In this tutorial you'll learn what an inequality is, and you'll see all the common inequality symbols that you're likely to see :)
How Do You Graph an Inequality or an Infinite Set on a Number Line?

Number lines are really useful in visualizing an inequality or a set. In this tutorial, you'll see how to graph both. Take a look!
How Do You Write an Inequality from a Number Line Graph?

Writing inequalities from a graph on a number line isn't so bad if you know what to do. Watch this tutorial to learn how!
How Do You Solve a Word Problem By Writing an Inequality?

Got an inequality in a word problem? This tutorial will show you how to define variables, translate a word problem into an inequality, and understand what it all means!