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

A-7.
1. 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? x2-tiles?

$6\textit{x}^2+4\textit{x}+3\textit{xy}+6\textit{y}+\textit{y}^2$

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.