Just to correct your paper, the options are not in slope-intercept form, but in *point-slope* form.
Anyways, remember that the slope formula is
. Since we have the slope and one of the points, our equation is going to be
![(y-2)/(x+1)=-3](https://img.qammunity.org/2019/formulas/mathematics/middle-school/90gxw4xcf4ano871ocvvq7so8nci0nzo6g.png)
For this, just multiply both sides by x+1 and your answer will be
, or B.