<h2>
Answer:</h2>
The commission is $400.
<h2>
Step-by-step explanation:</h2>
A car dealership pays you 4% commission on your first $8,000 in car sales.
The commission becomes:
dollars
Also given is that 8% commission is on additional sales over the $8,000. If you made $9,000, this means you made $1,000 over $8,000.
So, it will be 8% on $1000.
This value becomes:
dollars.
So, total commission on sales of $9000 is =
dollars.
Therefore, the answer is $400.