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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 ✎

  1. Expression mat

(2x − 3) − ( ? )

Use the algebra tiles below to help you simplify.
Click the link at right for the full version of the eTool: CCA A-45a HW eTool

  1. Expression mat

Which tile pairs make zeroes?

Use the algebra tiles below to help you simplify.
Click the link at right for the full version of the eTool: CCA A-45b HW eTool

  1. expression mat

x −(x + 2) = −2x − 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