Question

help please

Answer 1

with?

Answer 2

2 shelves

Answer 3

THE ANSWERS 2?

Answer 4

yeah

Answer 5

wait wait why?

Answer 6

nooo you beat me too it :/

Answer 7

YOU DONT HAVE 2 TELL ME WHY MY TEACHER LIKED IT

Answer 8

they had 21, sold 7, so 21-7=14 and they put 7 on each shelf, so 7 on one and 7 on another makes 14 on the shelves, and that's 2 shelves used with no extra books

Answer 9

it's 2 because 21-7 = 14
they put 7 on each shelf so its only 2

Answer 10

THXS U

Answer 11

sorry @word2

Answer 12

lol it's okay

Answer 13

lol and no problem @cookie_2046