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Find the value of x in the diagram below. 1 7 7/15 15/7
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Find the value of x in the diagram below.
1 7 7/15 15/7

Find the value of x in the diagram below. 1 7 7/15 15/7-example-1
User Michael Yagudaev
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1 Answer

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The trick here is to recognize that triangles ABE and CDE are similar.

Because they're similar, 14/18 = 3x/(4x-1).

Then 14(4x-1) = 18(3x). Multiplying as indicated, 56x - 14 = 54 x.

Solving for x: 2x = 14, and x = 7
User Jeremyharris
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