Answer:
22650
Step-by-step explanation:
P=2x-7 + 5x-3 +2x-2
P= 9x -12
Answer:

Step-by-step explanation:
The nth term of an arithmetic sequence is given by the formula,

We were given that the 9th term is
.





The sum of the first n-terms is given by the formula,

To find
, we substitute
,
and
.





The correct answer is D