Answer:

Step-by-step explanation:

Bed mass. 12(9)-24/12, 12(9)-2, 108-2 = 106
Answer:

Step-by-step explanation:
An arithmetic sequence that is described by the explicit formula ...

can also be described by the recursive formula ...

Matching parts of the formulas, we see that a1 = 4, d = -7. Putting these values into the explicit formula gives ...

Answer:
D
Step-by-step explanation:
I can’t give a step-by-step explanation but it’s D