19-06-2019
Mathematics

contestada

Solve the proportion

x+1 14

----- = -----

x-1 20

a. -3/17 b.10/7 c.7/10 or d. -17/3

Respuesta :

hashbrown321572 hashbrown321572

19-06-2019

Answer:

x = -17/3

Step-by-step explanation:

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

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