Answer:
There are 592 soft cover books.
Step-by-step explanation:
Let there are 8x soft cover books and 3x hard cover books. There are 222 hard cover books.
It means,
3x = 222
x = 74
Soft cover book = 8x
Put x = 74 in 8x as follows :
8x = 8(74)
= 592
Hence, there are 592 soft cover books.