Question

Find the 8th term from the end of the ap 7,10,13,.....,184 where 184 a=7 d=3 so plz help me in any easy way

Answer 1

eighth term = a +7d
So. 7+ 7*3
= 7+21
= 28

Answer 2

a8=a+7d
a=7, d=3
a8=7+7*3
=7+21
=28