SOLUTION: A square patio has a perimeter which is 6 times the length of a side, decreased by 6. Find the length of a side?

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Question 838740: A square patio has a perimeter which is 6 times the length of a side, decreased by 6.
Find the length of a side?
Answer by LinnW(1048) About Me  (Show Source):
You can put this solution on YOUR website!
s = length of side
perimeter = 4s
perimeter = 6s - 6
so 4s = 6s -6
add -6s to each side
-2s = -6
divide each side by -2
s = 3