Question 811740
5,2 (-3)
2,-1 (-3)
-1,-4 (-3)

you subtract 3 each time you add a number to the sequence so the rule would be x-3

plug in the numbers and you will see the rule is right
5-3=2
2-3=-1
-1-3=-4
-4-3=-7
The rule is x-3.