HEY THERE!!
CORRECT EQUATION:- 3x +1 = y
EXPLANATION :-
1. x = -2
now put this value in the equation 3x+1=y
3× - 2 +1 = y
-5 = y
which is correct so the equation is

Hope it helps you.
i think 2, 3, and 5 are true
The answer is 2 11/12 because you do 3 1/3 + -2 1/4 which gets you 1 1/2. Then you need to add 1 5/6 to the 1 5/6 to get your answer. So when you add up your answer you get 2 11/12. Hope this helps.
The property is called identity property.