Consider the functions f(x)=4x+15 and g(x)=x^2-x+6. at what positive integer value of x does the quadratic function, g(x), begin to exceed the linear function, f(x)?

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?

How do i solve uniform motion problems?

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?