What’s the anwser to 2(4x-11)+9=19 and show work

Can someone, me with this.i really need with this

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.

How many zeros does this polynomial function, y=(x-8)(x+3)^2