What is an expression equivalent to (7x-+2)

Alicense plate is to consist of 44 digits followed by 55 uppercase letters. determine the number of different license plates possible if the first and second digits must be? odd, and repetition is not permitted.

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

#7. m is the midpoint of pq, the diameter of the circle o is 13in. and rm = 4in. find pm find pq