### Home > MC2 > Chapter 6 > Lesson 6.2.6 > Problem 6-124

6-124.

Copy and simplify the following expressions by combining like terms, making zeros, and using the Distributive Property. Using algebra tiles may be helpful. .

Group like terms so that they can be combined.

Visualize

negative *x*tiles,positive unit tiles, negative unit tiles, and positive tiles. If a negative and a positive tile of the same value make a zero, how many tiles are remaining?

Group like terms.

Combine like terms.

This is

groups of . Visualize what that would look like with tiles.

Use the eTool below for help with this problem.

Click the link at right for the full version of the eTool: *MC2 6-124 HW eTo*ol