Answer:
12
Step-by-step explanation:
12 + 15 = 27
15 - 12 = 3
therefore the answers should be 12 becuase 12 is smaller than 15
because is smaller than the other nuber
52
(-6)x(-6)=36
(4)x(4)=16
36+16=52
Answer: A. X= -5, Y= 3, Z= 4
