SOLUTION: A photograph is 10 inches long and 8 inches wide. It is surrounded by a border of uniform width. If the border and photo together occupy and area of 168 square inches, how wid

Question 638924: A photograph is 10 inches long and 8 inches wide. It is surrounded by a border of uniform width. If the border and photo together occupy and area of 168 square inches, how wide is the border?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
If is the width of the border,
the border adds
to the length and width, so

( ignore the negative root )
The border is 2 inches wide
check:

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