For your answer the will be shown below
Unit rate= 9
Answer:
the common difference is 5.4 and yes, this is an arithmetic sequence
Step-by-step explanation:
Each new term is derived by adding 5.4 to the previous term:
2.1 + 5.4 = 7.5,
7.5 + 5.4 = 12.9,
and so on,
so the common difference is 5.4 and yes, this is an arithmetic sequence.
9 is your answer, hope this helps
800/6=x/16 6x=12800 divide and get 2133 1/3