line:
3y + 1 = 6x + 4
3y = 6x + 3
y = 2x + 1; slope = 2
2y + 1= x - 9
2y = x - 10
y = 1/2 x - 5; slope = -1/2
Slope of both lines are opposite and reciprocal so the lines are perpendicular
Answer:
B. Perpendicular
