Answer :
Answer:
165
Step-by-step explanation:
tn = t1 + (n - 1)(d)
t31 = 405 + (31 - 1)(-8)
t31 = 405 + (30)(-8)
= 405 - 240
= 165
Answer:
165
Step-by-step explanation:
tn = t1 + (n - 1)(d)
t31 = 405 + (31 - 1)(-8)
t31 = 405 + (30)(-8)
= 405 - 240
= 165