What is the 13th term in the arithmetic sequence described by this explicit formula an=84+(n-)

12

Step-by-step explanation:

The formula given is

Where gives the nth term

Since we want 13th term, we can say we want and we plug in 13 in into the formula. So we get:

So, the 13th term of the sequence is 12

360 different combinations

use distributive property on all like terms and change your signs if you have a double negative or if you have positive/negative