SOLUTION: The width of a rectangle is 2 cm less than its length.The perimeter is 16 cm.What is the length?

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Question 1054750: The width of a rectangle is 2 cm less than its length.The perimeter is 16 cm.What is the length?
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
W = L-2
2W+2L = 16
substitute for W:
2(L-2)+2L = 16
2L-4+2L = 16
4L = 20 Divide both sides by 4 to get your Length