Solve for x (image below)

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

Find the value of x in the diagram below. select the best answer from the choices provided

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =