Which expression represents the sum of (2x - 5y) and (x + y)

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.

What is the value for this expression? 2e-5