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LESSON SET
Identify when two expressions are equivalent (i.e., when the two expressions name the same number regardless of which value is substituted into them). For example, the expressions y + y + y and 3y are equivalent because they name the same number regardless of which number y stands for.
LESSON

Write equivalent expressions using visual/area model

In this lesson you will learn how to write equivalent expressions with variables by using a visual/area model.
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