Texas Instruments
Texas Instruments: One Step Equations and Inequalities
An equation remains equal as long as the same operation is applied to both sides of the equation. Students will solve one step equations and inequalities using that concept of equality.
CK-12 Foundation
Ck 12: Elem Math: Inequalities With Addition and Subtraction
[Free Registration/Login may be required to access all resource tools.] Students attempt practice problems on solving basic inequalities with addition and subtraction.