Question

How many terms of the A. P.: 27, 23, 19, 15, ... have a sum 95?

Answer 1

a =27
d=23-27=-4
An=95

An=a+(n-1)d
95=27+(n-1)-4
95-27=-4n+4
68=-4n+4
68-4=-4n
64=-4n
64/4=n
16=n

Plz mark it as brainliest.

Answer 2

Hope this helps....... Do mark my answer as brainliest....!

#Be Brainly

@Reema