Please help I need this now

54 + ( 48+72)x2/3

Turner's mom measured his room to see how long the wallpaper border needed to be. if two walls are 15 feet long and two walls are 12 feet long, how long should the strip of border be cut?

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

An octagonal prism has jow many lateral faces?