### 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.

Use the algebra tiles below to help you simplify.

Click the link at right for the full version of the eTool: *A-45a HW eTool*

Use the algebra tiles below to help you simplify.

Click the link at right for the full version of the eTool: *A-45b HW eTool* (CPM)

Use the algebra tiles below to help you simplify.

Click the link at right for the full version of the eTool: *A-45c HW eTool* (CPM)