Writing an equation from given characteristics?

Question

how to write an aquation of the linefrom given characteristics

1. slope; 1/3, point(-6,2)

2. Tthrough the points (5, -7) (1 -3)

Answer 1

1.)2=1/3(-6)+b

   2=-2+b

   4=b

   y=1/3x+4

2.)slope=-1

   -7=-1(5)+b

   -2=b

   y=-1x-2

hope that helps