An indoor auditorium has a small side section that models an arithmetic sequence where the third row has 5 seats and the tenth row has 26 seats. If that section has 14 rows, how many seats would be in the last row?

Answer 1

an autditorium has 22 seats in the front row. Each successive row has 4 more seats. Write an explicit formula for the sequence generated by the number of seats in each row