No rush but can somebody help me ASAP I’ve been missing days of school and I’m behind !

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?