In this lesson, students will learn about variables, expressions, and equations. They will learn to evaluate expressions given values of a variable and determine whether a value is a solution to an equation. The lesson includes examples of evaluating expressions with one and two variables, as well as checking solutions to equations. The importance of understanding pre-algebra skills such as adding and subtracting negative numbers is also emphasized.
Learn to evaluate expressions given values of a variable. Also, learn to determine whether a value is a solution to an equation.
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