Question

Solve the proportion.

x+1/×-1 = 14/20

A: - 3/17
B: 10/7
C: 7/10
D: -17/3​

Answer 1

D

Explanation:

x+1/x-1=14/20

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

20x+20=14x-14

20x-14x= -14-20

6x=-34

so x=-17/3

Answer 2

14x+14=20x-20

-6x=-34

x=34/6=-17/3

D: -17/3​