I believe it is d also hope that help
Answer:

Step-by-step explanation:-
As per the statement:
Quinton bought x number of shares for p dollars and paid a 0.5% commission
⇒
It is also given that: He sold the stock for y dollars and paid a flat fee of $7.
⇒
then;
Net proceeds is given as:

Therefore, Quinton's net proceeds algebraically is 
Answer:
4 x 6 divided by 1/4 and 6
Step-by-step explanation:
i'm sorry if i got it wrong. :(