Write an equation that represents the following sentence? the sum of a number and two is twice the number.

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.

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52

Edger needs 6 cookies and 2 brownies for every 4 plates how many cookies and brownies does he need for 10 plates