SOLUTION: the dimensions of a rectangle with a perimeter of 88 inches and the length one inch less than 4 times the width.
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Question 512875: the dimensions of a rectangle with a perimeter of 88 inches and the length one inch less than 4 times the width.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The formula for perimeter:
given:
(1)
also
(2)
---------------
(1)
Substitute this into (2)
(2)
(2)
(2)
(2)
and, since
(1)
(1)
(1)
The dimensions are 9" x 35"
check:
OK
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