How does the graph below change between point A and point B?

What is the inverse of the function f(x)=4x+8

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared