12. Ms. Hernandez has $150 to spend on parking and admission to the zoo. The parking will cost $39, and admission will cost $18.50 per person, including tax. Write and solve an equation that can be used to determine the number of people that she can bring to the zoo, including herself. Show your work.​

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.