SOLUTION: A wall of perimeter 38 m surrounds a rectangular yard of length 12 m. What is the width of the yard?

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Question 850192: A wall of perimeter 38 m surrounds a rectangular yard of length 12 m. What is the width of the yard?
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
P=2L+2W
38=2*12+2W
38=24+2W
2W=38-24
2W=14
W=14/2
W=7 M. ANS. FOR THE WIDTH
PROOF:
38=2*12+2*7
38=24+14
38=38