Answer:
a
Step-by-step explanation:
ssdsdaaaaashjkkkllbhgdsfiii
Answer: 504
Step-by-step explanation:
When we select r things from n things in a order , we use permutations.
Formula for permutation: 
Given : The number of family members who are potential kidney donors. = 9
Number of people needed to be selected for best match, a second-best match, and a third-best match ( in an order)=3
Then, the number of possible orders are = 

Hence, the number of possible orders 504.
Http://www.allthetests.com/quiz30/quiz/1379266484/Does-He-Like-you-Back-10-13-year-olds-ONLY
Answer:
i want to say C, im sorry if its wrong but im pretty sure its the right one
Step-by-step explanation:
Answer:
25x-25y
Step-by-step explanation:
The distributive property tells us how to solve expressions in the form of a(b + c).
So, a*b and a*c would be the answer.
25*x and 25*y
Good luck on your assignment. :)