Can you resubmit your question so that I can give you a reasonable answer
Answer:
-6x
check the attachment i provided
Step-by-step explanation:

Answer:
Correct option is D 
Step-by-step explanation:
Let the laptop's original cost be = L
After 20% discount its price will be (100 - 20)% × L = 0.8L
8% sales tax on this price = (100 + 8)% × 0.8L = 1.08 × 0.8L
So, p = 1.08 × 0.8L
⇒ L = 
3n ¥ 2 = n ¥ 4
If 3n is cubed
9n you divide 9 by 2 then divide that answer by 4