Jon is paid $20 to mow his neighbor's yard. it takes three hours to mow and $2 worth of gasoline. how much does jon earn per hour?

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

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.

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.