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What is the value of x in the above triangle?

What is the value of x in the above triangle?-example-1
User Ohm
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The triangles are proportional to each other.
Side AB = EF
14= 3x + 5
Side AC = ED
18 = 5x+ 3
Side BC = DF
12 = 3x + 3

If you solve those equations X would come out to be 3.
User Dagvl
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14 + 12 + 18 = 5x + 3 + 3x + 5 + 3x +3
44 = 11x + 11
11x = 44 - 11
11x = 33
x = 33/11
x = 3
User Unegare
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