because 1+1=2 that's one answer and the other is 1+1= window
2
1 plus 1 has only one possible answer.1 plus 1 equals 2.
-1
x = -2
The answers are 5 26 -1.
4
there is a multitude of answers to that. Let's say Y equals 2 and X equals 5. So -5 plus 3(2)= 1
only 1
2 is possible for boring people, but 11 (1(+)1) window 1 is the sides + in the middle = for the top and bottom
no if 1 plus 1 equals 2 then 2 plus 2 equals 4.
-2
4