Mark works full time as a busboy at a local cafe and earns $6 for each hour that he works. He eams an additional $3 for each hour over 40 hours that he works during one . What is the independent variable in this problem?

Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?