Answer:
1 1/2
Step-by-step explanation:
because when you divide 7.5 by 5 you get 1.5
Every single one of those expressions factor. When factored, this is what we have:

. After canceling out like factors, what we are left with is this:

. That means that b = 9, c = 1, and d = -2
Answer:
8/10
Step-by-step explanation:
id hope your have a great day
82.2
Add all of them up and then divide by 10.