In a sequence of numbers, a4=9, a5=13, a6=17, a7=21, and a8=25. Which equation can be used to find the nth term of the sequence, an?

A = an=4n+9

B = an=7n−4

C = an=4n−7

D = an=9n+4

Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.

Factor the polynomial by its greatest common monomial factor.