Expressions, equations, & inequalities

Bring on the algebra! Learn how to manipulate expressions and solve equations and inequalities.
13 exercises available

Any expression (mathematical or otherwise) has meaning. Help us match the linear expression to the meaning options given. In some cases, more than one meaning may apply.

Learn how to solve (mathematical) inequalities. A key concept in this tutorial is flipping the inequality sign when multiplying or dividing both sides by a negative number.