15.) Find the nth term of the following Arithmetic Sequence -4, 3, 10, 17, 24,...Then find a15 and a34. (check the two answers you get for the term) 1.) a15= 80
2.) a34= 227
3.) a15= 94
4.) a34= 222
5.) a15= 96
6.) a34= 230

(how do I even start this?? plz help)