Identify Equivalent Expressions

The video tutorial explains the concept of equivalence, using examples like 5 pennies and 1 nickel, and 60 seconds and one minute. It distinguishes between expressions and equations, highlighting that expressions do not contain an equal sign. The tutorial demonstrates how to determine if expressions are equivalent by assigning values to variables and simplifying. It provides examples with single and multiple variables, showing how to test for equivalence by substituting values and simplifying expressions.

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