Answer:
What's the actual question?
Step-by-step explanation:
12 is first one 7 is 2nd one 9 is the last one
Answer:k=4.5
Step-by-step explanation:4.5/1.5=3
Answer:

Step-by-step explanation:
apply exponent rule:

Step-by-step explanation:
I think the answer would be
=1/31 and 1/31