Through(3,-1), slope= -1

Question

Through(3,-1), slope= -1

Answer 1

y+1 =-(x-3)

y= -x +3 -1 = -x +2

x+y = 2

general point slope equation is

y-h = m(x-k) where m= slope = -1

and (h,k) = a point such as (3,-1)

plug then into the general equation