Hello, I Got a problem with this question im tryin to solve

and this is involved wth fractions which confuses me alot

Problem:

Axis VERTIcal;

Passes Through (-1,-3),(1,-2), & (2,1)

EDIT: Very Sorry For the problem!

The Answer at back of book is:

$\displaystyle 5x^2 + 3x - 6y - 20 = 0$

Thanks and very appreciated :)