Find the missing length indicated. Find HG

If g^-1(x) is the inverse of g (x) which statement must be true

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.

If two points are given,then exactly one line can be drawn through those two points.which geometry term does the statement represent