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Home > AC > Chapter 3 > Lesson 3.1.4 > Problem 3-38

3-38.

For the following equations, draw a picture of the tiles in an equation mat like the one shown at below. Then use “legal” moves to simplify and solve for the variable. Record your work.

  1. A 4 region equation mat with tiles as follows. Positive left: two negative units and 1 positive x. Upper right: two positive units and 1 negative x.


Use the eTools below to help solve the problems.
Click the link at right for the full version of the eTool: AC 3-38a HW eTool

Click the link at right for the full version of the eTool: AC 3-38b HW eTool