Determine which of the lines, if any, are parallel or perpendicular.

Line a: 4y - 12x = 20
Line b: 3y = -x + 2
Linec: y = 3x - 1

Respuesta :

Step-by-step explanation:

  • ma=3,mb=_1/3, mc=3
  • a and c are parallel
  • b aree perpendicular to a and c