Please help I got really confused on this question

Determine the next term in the sequence. then write the next 2 terms 4,16,28, what number do you do to get that?

Jack is considering a list of features and fees for denver bank. jack plans on using network atms about 4 times per month. what would be jack’s total estimated annual fees for a checking account with direct paycheck deposit, one overdraft per year, and no 2nd copies of statements?

What expression is equivalent to 42x-56y