### Home > CC4 > Chapter A > Lesson A.1.1 > Problem A-7

A-7.

Write a simplified algebraic expression for the tile collection below. (The names of the algebra tiles can be found in problem A‑1.) A-7 HW eTool (CPM). Homework Help ✎

To solve this problem, you will need to group the tiles by their areas.

How many *x*-tiles are there? *x*^{2}-tiles?

Use the eTool below to write a simplified expression.

Click the link at the right to view full version of the eTool: A-7 HW eTool.