The temperature dropped from 12° to 8° this was drop of how many degrees

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?

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation