If p(x) =x ^2-1 and q(x) =5(x-1) ,which expression is equivalent to (p-q)(x)

Which expression is equivalent to (9x - 3 1/ + 1 3/8)

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items