Answer: edit* here you go! both answers here :) sorry for the wait!!!
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
I’m not entirely sure if this is right but I hope I helped.
5x+2y = 20
For every hardcover book (x) you will be charged 5$.
For every paperback book (y) you will be charged 2$.
The amount of both types of books you buy has to be under or equal to 20$