So we have the points (-5,1) for A and (0,6) for D. By using y=mx+b we can determine that y=x+6 which also can be rewritten as -x+y=6.
Answer:

Step-by-step explanation:
Difference between tourists visiting France and Italy =
×
× 

Difference between population of tourists in France and Italy are
people.
The answer is c, the average systolic blood pressure of all USA men aged 40-59
I think the answer is the third one
The coefficient of 2xy3 is 2