Harrison has a total of 30 red and green bowling balls at his bowling alley. each red ball weighs 8lbs and each green ball weights 9 lbs. if the total mass of green balls is 49 lbs heavier than the total mass of red balls, how many red balls does he have.

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Pls brainliest will be awarded if answer is correct

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.