SOLUTION: The perimeter of parallogram is 30 meters. If the lenght of one side is 12 metere what is the lenght of the side adjacent to it?

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Question 444862: The perimeter of parallogram is 30 meters. If the lenght of one side is 12 metere what is the lenght of the side adjacent to it?
Answer by nerdybill(7384) About Me  (Show Source):
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The perimeter of parallogram is 30 meters. If the lenght of one side is 12 metere what is the lenght of the side adjacent to it?
.
Let x = adjacent side
then
2(x+12) = 30
x+12 = 15
x = 3 meters