Use function notation to write the equation of the line.
Af (x) = – 1/2 x – 1
Bf (x) = 2x – 1
Cf (x) = –2x – 1
Df (x) = –2x + 1
Af (x) = – 1/2 x – 1
Bf (x) = 2x – 1
Cf (x) = –2x – 1
Df (x) = –2x + 1