Samuel orders four DVDs from an online music store. Each DVD costs $9.12. He has a 25% discount code, and sales tax is 6.5%. Rou
1 answer:
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Answer:
The correct option is a) n(n-4).
Step-by-step explanation:
Consider the provided information.
Let n represents the number of rows.
The number of seats in each row is 4 less than the number of rows.
This can be written as:
A theater has n rows of seats.
Therefore the total number of seats in the theater is:
Hence, the correct option is a) n(n-4).