In the diagram below, DE is parallel to ty. What is the value of y!
ОА. 80
ОВ. 120
Ос. 100
OD. 60

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 are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)