First, students will learn how to test solutions to one-variable equations.
Testing solutions to equations by Khan Academy
Testing solutions to equations by Khan Academy
Next, students will learn how to test solutions to one-variable inequalities.
Testing solutions to inequalities by Khan Academy
Do these Khan Academy exercises, in order:
Conclude the lesson by giving your students this challenge.
6.EE.B.5: Understand solving an equation or inequality as a process of answering a question: which values from a specified set, if any, make the equation or inequality true? Use substitution to determine whether a given number in a specified set makes an equation or inequality true.