Question 493992
is there a specific way to find the perimeter of a rectangle if u are missing some numbers? 
EX
Length: 6n-8
width:n
Perimeter=26 
need to find 'n'

-----
Perimeter = 2(length + width)
26 = 2(6n-8  + n)
13 = (6n-8 + n)
13 = 7n - 8
7n = 21
n = 3
=============
Cheers,
stan H.
=================