Question

Another question, its in the box.

Answer 1

D.

Answer 2

Thanks, can you tell me how you get the answer though?

Answer 3

y+3<-1
y+3-3<-1-3

Answer 4

Thanks! That helped a lot :)

Answer 5

If you have access to the Mathematica program, the function "Reduce"
will reduce inequalities in a snap of the finger.
Reduce[ y + 3 < -1 ] // Timing
{0.000789, y < -4}, 789 millions of a second.