Question

d=-3, n=18, an=-5 then a is​

Answer 1

Answer:

-23

Step-by-step explanation:

hope it would help u

Answer 2

an=a+(n-1)d

-5=a+(18-1)x(-3)

-5=a+17(-3)

-5=a-51

-5+51=a

46=a

therefore, a=46