### Home > INT3 > Chapter 3 > Lesson 3.1.2 > Problem 3-31

3-31.

Solve *3-31 HW eTool* (Desmos) Homework Help ✎

Graph and

*.*

Which coordinates of the points of intersection will make this equation true?

Are there any -values in the original equation?

Another way to do this is to set the equation equal to

Now you can graph and

*. Which points on the graph should you be looking at now?*

Use the eTool below to solve the equation graphically.

Click the link at right for the full version of the eTool: *Int3 3-31 HW eTool*