Question 30846
use the point slope form

{{{y-y1=m(x-x1)}}}

plug in your slope, M, and your values for y1 and x1.

{{{y-3=-1(x-(-2))}}} distribute the -1
{{{y-3=-x-2}}} add -3 to both sides
{{{y=-x+1}}}  this is slope intercept form
{{{graph(200,200,-8,8,-8,8, -x+1)}}}