Can someone help please

Answer:
9
Step-by-step explanation:
its perpendicular so you do the negative reciprical
Answer:
The correct answer is
A. 9
Step-by-step explanation:
Since the line is going up the slope will be positive... That leaves us with 2 options A/B. However the red line is much steeper and therefore has a greater slope so A is the answer.
Hope this helps!
- Quinn <3