In 2009, a town's population was about 9,000 residents. In 2014, the population was about 12,500 residents. What linear model represents the town's population, p, as a function of t, the time in years after 2007?

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?