Answer:
(A)
Step-by-step explanation:
first one because............
......I think yes it is first option with the solution
25% decrease because if you multiply 20x.25 you get 5 and you minus the 5 from 20 books and you get 15 books
Answer:
the third one
Step-by-step explanation:
Answer:
Step-by-step explanation:
4x-2(x-6)-x=4x-2x-x+12
=x+12