I need help in this plis

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

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 is the factor form of x^2-9x+14