Which of the following terms best describes a condition in which a qauntity decreases at a rate that is proportional to the current value of the quantity?
a. exponential growth b. exponential decay c. positive slope d. negative slope

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.