why there's no # 54-72 on pg. 214 on the 7th grade math textbook???

Question

if you can't tel why it's ok

and thanks by the way

Answer 1

And how do you expect us to know what your textbook is ????

Answer 2

Least to greatest. 1/5,4/10,2/4,5/10,4/5

Answer 3

5X+7=4