Solve the equation for y. 8x – 9y = 11
a. y=-9/8x-9/11
b. y=9/8x 11/8
c. y=-8x-11
d. y=8/9x-11/9

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?