Answer:
11. 15 12. 8
Step-by-step explanation:
ok so
the big ones equal = 3
and small one equal =1
also red means negative and orange postive
so 9+ 6 equals postive 15
and 12- 4 = 8
Let plug the variable into the equation.


We can conclude that this is incorrect because

does NOT equal

The correct answer would be:

;

; or

or

All

of these are correct answers.
Answer:
y=1
10/5=2
Step-by-step explanation:
11) rational, integer
12) rational, integer, whole
13) irrational
14) rational, integer, whole, natural
15) rational
16) irrational