Which word phrase can you use to represent the algebraic expression x-2/4

Fred has a total of 62 dvd and cd. if the number of cd is three more than two times the number of dvd, how many cd does he have?

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241. a) 0 b) 1 c) 2 d) 1 2