find the first four (4) terms of the sequence if an=an-1-4 and a1=3.

a.
3, 7, 11, 14
b.
–4, –1, 2, 5
c.
3, –1, –5, –9
d.
7, 3, –1, –5

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?