Answer:
36 is the answer I think
Step-by-step explanation:
-18(8-10)
-18 x (-2)
36
203 tubs
29
x2 + 10x + 25
x2 + 5x + 5x + 25
x (x + 5) + 5(x + 5)
(x + 5) (x + 5)
8
Unit per student = 4000/500 = 8