SOLUTION: A rectangle has a width of r+3 Cm and a length of 2r+9 cm. The Perimeter of the rectangle is?

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Question 955269: A rectangle has a width of r+3 Cm and a length of 2r+9 cm. The Perimeter of the rectangle is?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
Perimeter=2(L+W)
Perimeter=2(2r+9+r+3)
Perimeter=2(3r+12)
Perimeter=6r+24 cm