The distance from A to B will be negative when the line is trending downward from left to right.
Answer:
Third option
O 100 cm
1m
Step-by-step explanation:

I think the answer is A but I am not sure. I think you would take the opposite of the y axis.
I'm sorry this is gauge is there anymore info
Answer:
17
Step-by-step explanation:
| -18 + 1|
-18 + 1 = -17
So,
| -17| = 17
This is because if | -a|, then | -a| = a