What is the range of g(x)=-1/2|x-6|+1

Aline passes through 3,7 and 6,9 what equation represents the line

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?

Bring the fraction a/a-4 to a denominator of 16-a^2