The second term of an arithmetic sequence is -39. The rule a, = a -1 + 12 can be used to find the next term of the
sequence. What is the explicit rule for the arithmetic sequence?
a, = -51+12(n-1)
O a = -39+12(n-1)
O a, = 12+(-39)(n-1)
O a = 12+(-51)(n-1)