Question 447398
Total width = x
total length =3x
width of walkway = 2

width of pool = (x-4)
lenngth of pool =(3x-4)
Area of pool = (x-4)(3x-4)

width = 10
plug value of x in the expression

(10-4)(30-4)=6*26
=156 sq.ft

width =9 ft.
Area = (9-4)(27-4)= 5*23
Area = 115 sq.ft

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