Question

14 Which equation describes the nth term of the arithmetic sequence

7, 10, 13, 16, ...?
A a=3n + 4
B a₁ = 7+3n
C a = - 4n+ 3
D a₁ = 3n - 4

Answer 1

I think it's B

Explanation:

Because the pattern starts at 7 then plus 3 etc...