### Home > CCA > Chapter A > Lesson A.1.4 > Problem A-45

A-45.

Write and simplify the algebraic expression shown in each Expression Mat below. A-45a HW eTool (CPM), A-45b HW eTool (CPM) and A-45c HW eTool (CPM) Homework Help ✎

(2*x* − 3) − ( ? )

Use the algebra tiles below to help you simplify.

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Which tile pairs make zeroes?

Use the algebra tiles below to help you simplify.

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−*x* −(*x* + 2) = −2*x* − 2

Use the algebra tiles below to help you simplify.

Click the link at right for the full version of the eTool: CCA A-45c HW eTool