SOLUTION: if you were to walk around the perimeter of a vertical building, you would cover 2438 ft. if this rectangular building is 123 ft longer than it is wide, what are its dimensions in

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Question 1125619: if you were to walk around the perimeter of a vertical building, you would cover 2438 ft. if this rectangular building is 123 ft longer than it is wide, what are its dimensions in ft. for each answer enter an exact number
Found 2 solutions by josgarithmetic, josmiceli:
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
You are looking for this --------

%28x%2B123%29%2Bx=2438%2F2
-
2x%2B123=1219
2x=1096
x=548


system%28DIMENSIONS%2C671%2Cand%2C548%29









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Note that "around" and "along" are not the same thing. If the description really meant "around the perimeter", then some further information and adjustment would be needed.

Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+P+=+2L+%2B+2W+
+L+=+W+%2B+123+
+P+=+2%2A%28+W+%2B+123+%29+%2B+2W+
+P+=+2W+%2B+246+%2B+2W+
+P+=+2438+
+4W+%2B+246+=+2438+
+4W+=+2192+
+W+=+548+
+L+=+548+%2B+123+
+L+=+671+
548’ by 671’
————————
Check:
+P+=+2%2A671+%2B+2%2A548+
+P+=+1342+%2B+1096+
+P+=+2438+
OK