It would mean the world if some could help me with this algebraic word equation

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.

Find the difference in altitude of 2149 feet and a desert valley that is 184 feet below sea level

For each value y what is a solution to 5y-1> 24