Step-by-step explanation:
28,4 most likely I think
$40/12 = unit rate simplify = 10/3
$10/3 per book
18 * 10/3 = $60 for 18 copies
The answer would be -1 14/15
C. -3,-3 is the correct answer
Answer:
I'm sorry the calculator for geometry isn't working right. I'm so sorry
Step-by-step explanation:
