### Home > CC3 > Chapter 5 > Lesson 5.2.4 > Problem 5-59

5-59.

*5-59 HW eTool* (Desmos). Homework Help ✎

Write equations for both brands.

total cost

*weight in ounces*

Mailboxes Plus:

United Packages: Write a similar equation.

Set the equations equal to each other to solve for .

Complete the tables in the eTool below to graph the results.

Click the link at right for the full version of the eTool: *CC3 5-59 HW eTool*