When graphed on a coordinate plan, Lowry street runs from (9,14) to (8,11). Piper lane runs perpendicular to Lowry street and passes through the point (3,-4).

which equation represents Piper lane?

a) y= -1/3x+5
b) y= -1/3x-3
c) y= 3x-7
d) 3x-13