Respuesta :

slope = (y2-y1)/(x2-x1)

m = (5-3)/(-1-1)

m=2/-2

m=-1

point slope form

y-y1 = m(x-x1)

y -5 = -1(x-(-1))

y-5 =-1(x+1)


slope intercept form

y-5 =-1 (x+1)

distribute

y-5 = -1x -1

add 5 to each side

y = -x +4