Simplify fraction 30x/45

Which expression gives you the distance between the points (5,1)and(9,-6)

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.