PLEASE HELP ASAP! Several books are placed on the bottom three shelves of a bookcase. When 1 book was taken from the first shelf, 2 books were taken from the second shelf, 3 books were taken from the third shelf, and all these books were placed on the top fourth shelf, the quantity of books on all the shelves became equal. How many books are in the bookcase?

24 books

Step-by-step explanation:

Initially the top shelf has no books placed on

Then books added to this:

And now all 4 shelves have same amount of books. So total number is:

There are 24 books in the bookcase

2 and 1.

step-by-step explanation:

plug in each answer. 0 doesn't work, 1 does. so does 2. 4 doesn't:

0 = 1 is not true.

2 = 2 is true.

4 = 4 is true.

8 = 16 is not true.

hope this !

7

step-by-step explanation:

i'm assuming you need to figure out how many campers go into each tent.

i got the answer by:

24+4=28

28/4=7