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


Mailboxes Plus sends packages overnight for plus per ounce. United Packages charges plus per ounce. Mr. Molinari noticed that his package would cost the same to mail using either service. How much does his package weigh?  

Write equations for both brands.

total cost
weight in ounces

Set the equations equal to each other to solve for .

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Click the link at right for the full version of the eTool: 5-31 HW eTool