Answer:
4
Step-by-step explanation:
1+1=2 1+1=2 2+2=4
1+1+1+1
First, let's do 1+1
1+1=2
and the other 1+1 also equals 2
2+2=4
so the final answer is 4
the mod always gives positive answers
so the answer will be
x+2+4=11
x+6=11
x=11-6
x=5
answer is x is 5
-3
It would just be -12+9=-3.
