Michael starts with $45 in his savings account and adds $5 to the account each week. write an expression for the number of dollars in michaels savings account after w weeks. assume that no other money is added to or removed from the account.

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.