SOLUTION: Using algebraeic expressions: What is the perimeter of a rectangle with width X and length X+11?

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Question 395000: Using algebraeic expressions: What is the perimeter of a rectangle with width X and length X+11?
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi

perimeter of a rectangle with width X and length X+11

P = X + X + (X+11) + (X+11)  

p = 4X + 22      |combining like terms