### Home > AC > Chapter 5 > Lesson 5.1.3 > Problem 5-31

5-31.

Mailboxes Plus sends packages overnight for

Write equations for both brands.

total cost

*weight in ounces*

Set the equations equal to each other to solve for .

5-31.

Mailboxes Plus sends packages overnight for

Write equations for both brands.

total cost

Set the equations equal to each other to solve for .