PLEASE HELP ME IF YOU COULD, CAN YOU PLEASE EXPLAIN HOW YOU GOT THE ANSWER??

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

Which graph represents the parent function of y=(x+2)(x-2)

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?