The width of rectangle is 21 meters.
Step-by-step explanation:
Given,
Perimeter of rectangle = 98 meters
Width of rectangle = w
Length of rectangle = w+7
Perimeter of rectangle = 2(Length+Width)
Perimeter = 

Dividing both sides by 4

Width of rectangle = 21 meters
The width of rectangle is 21 meters.
Keywords: rectangle, perimeter
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Both
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Answer:
The length of the yard is 
Step-by-step explanation:
see the attached figure to better understand the problem
we know that
The perimeter of the yard required to be fenced is equal to


so

solve for x



Find the length of the yard
