Inequalities are more than abstract concepts and exercises. They help solve real life problems. Here's an example.
One-step inequalities is a free educational video by Khan Academy.It helps students in grades 0 practice the following standards HSA.CED.A.1.
1. HSA.CED.A.1 : Create equations and inequalities in one variable and use them to solve problems. Include equations arising from linear and quadratic functions, and simple rational and exponential functions..