Question

A theater has 43 seats in the first row, 47 seats in the second row, 51 seats in the third row, and so on. How many seats are there in row 17?

There are seats in row 17

Answer 1

AnswerIf you do 51+4+4+4+4+4+4+4+4+4+4+4+4+4+4+4=106

Explanation:

All you need to do is add four to 51, 17 times. Please let me know if this is correct.

Answer 2

You add 4 seats each time.
n is the seat row.
43-4 = 39
The equation is 4n + 39
4(17)+39 = 107 seats