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A 5 inch by 7 inch picture is placed in a frame that creates a uniform border of æ inches around the picture. The area of the entire frame (including where the picture is placed) is equal to 120 square inches. Write an equation in terms of æ that models the situation.

A 5 inch by 7 inch picture is placed in a frame that creates a uniform border of æ inches around the picture. The area of the entire frame (including where the picture is placed) is equal to 120 square inches. Write an equation in terms of æ that models the situation.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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A 5 inch by 7 inch picture is placed in a frame that creates a uniform border of z inches around the picture. The area of the entire frame (including where the picture is placed) is equal to 120 square inches. Write an equation in terms of æ that models the situation.
Transcribed Image Text:A 5 inch by 7 inch picture is placed in a frame that creates a uniform border of z inches around the picture. The area of the entire frame (including where the picture is placed) is equal to 120 square inches. Write an equation in terms of æ that models the situation.
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