Shana wants to use all 62 feet of the fencing she has to make a rectangular run for her dog. She decides to make the length of the run 20 feet. She writes and solves the equation 2l + 2w = 62 to find the width of the run.
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I am ASSUMING you want to know how to solve the equation to learn the width.
2L + 2W = 62
2(20) + 2W =
62
40 + 2W = 62
2W = 22
W = 11
Answer:
Width of the run is \(11\) feet
Step-by-step explanation:
Perimeter of a rectangular field
\(= 2 (length) + 2( width)\\= 2 l + 2w\\\)
On solving the above equation, we get -
\(2l + 2w = 62\\2 (20) + 2w = 62\\w = \frac{62 -40}{2} \\w = 11\\\)
Width of the run is \(11\) feet