Answer:
Sorry, is there more to the question?
Step-by-step explanation:
Put it DB and I'll gladly answer!
Since we need to find the number of ways they could enter first, second and third place, (I can't demonstrate, but you should get the idea) take 8, 7 and 6 and multiply them, 5-1 we don't need, we just need 8, 7, and 6, multiply those three numbers and you get 336, there you go, 336 ways to organize all 8 girls in first, second and third place, hope this helps
8x+8
8x=-8
x=-1
i’m pretty sure this is what you mean
5/7 due to dividing the least common facter to both of them