Question 923890
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Hi,
     *[illustration rectangle.png].
A = Lw
.....Original width =  w and L = 3w
(3w+6)(w+8) - (3w)w= 108
3w^2 + 30w + 48 - 3w^2 = 108
30w = 60
w = 2   and L = 6 {{{3*2}}}
......
P = 2L + 2w
P(original) = 2*2 + 2*6 = 16units