Identifying Equivalent Expressions using Substitution

This video tutorial teaches how to identify equivalent expressions using substitution. It begins with an introduction to the concept and a review of the order of operations, highlighting common mistakes. The tutorial then demonstrates using substitution to verify if expressions are equivalent, with examples showing step-by-step calculations. The lesson concludes with a final example and a summary of the key points covered.

How did Sam and Derek check if their calculated areas were equivalent?

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Using substitution, determine if the expressions 4 times the quantity 5x plus 2 and 4 times the quantity 2x plus 5 are equivalent.

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