What is the equation of the function that is graphed as line a?

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

y = -1/3x - 2

What is the equation of the function that is graphed as line a? y = 1/3x - 2 y = -3x - 2 y = 3x + 2 y = -1/3x - 2 class=