Find an equation for the nth term of the arithmetic sequence. -17, -14, -11, -8, ... A. an = -17 + 3(n - 1) B. an = -17 x 3(n - 1) C. an = -17 + 3(n + 1) D. an = -17 + 3(n + 2)

Common difference (d) = - 14-(-17)

d = -14+17
d = 3...

Tn = -17+(n-1)3

Tn = - 17+3(n-1)

Option a is correct.....