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Verified Answer :

x+1 / x-1 = 14/20
20(x + 1) = 14(x - 1)
20x + 20 = 14x - 14
20x - 14x = -14 - 20
6x = -34
x = -34/6
x = -17/3

In short,Your Answer would be Option D

Hope this helps!

The value of x is -17/3.

How to solve the proportion?

\(\dfrac{x+1}{x-1} =\dfrac{14}{20} \\\)

Cross Multiply:

(x+1)20=(x-1)14

20x+20=14x-14

6x=-34

x=-17/3

Therefore after solving proportion, we get the value of x as -17/3.

To know more about solving proportions refer:https://brainly.com/question/390068

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