Answer:
3b = 27
Step-by-step explanation:
They will each receive 9 books
-2×h
because it drops-2 by hour so multiply-2 by the difference of hours
(12,0), (3, -1) (0,-4/3)
To do this problem, you have to plug in the x and y values. For example, the first one would be 12-9(0)=12, and so on.