Answer:
C. x=13
Step-by-step explanation:
add the 13 to the -4 and you will get your 9
Answer:
ABOUT 13 PERCENT
Step-by-step explanation:
I AM NOT CERTAIN BUT I GOT IT BY:
NEW PRICE - OLD PRICE divided by OLD PRICE X 100
Answer:
The answer is: 
Step-by-step explanation:
We are given:
and 
We need to find
.
Simply divide
and
.
Which equates to:

This cannot be simplified further, so it is the answer.
In this equation x equals the number that came previously in the sequence.
The equation you need is ½x. That is the term to term for this question.