Question

imn an Ap , d= -4 n=7 an=4 then a is​

Answer 1

An= a + ( n -1 ) d

4= a + 6 ×-4

4=a- 24

4+24= a

28 =a

here is ur answer mate ☺

Answer 2

A = 28
Substitute the given values in the formula
an = a + (n-1) d