Please, 20 points, I will give extra

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

In the geometric progression –3, 12, −48… what term is 3,072?

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?