Answer :
Answer:
0.45X
Step-by-step explanation:
Let X be the total invoice amount based on list price, 40% be the trade discount and 15% the additional discount on on invoices over $500. The net price of the by subtracting total discounts given from the total invoice amount as:
[tex]P_{net}=P_{list}-(40\%+15\%)P_{list}\\\\=P_{net}=X-0.55X\\\\=0.45X[/tex]
Hence, the net price of the television set is 0.45X