Another submarine descent can be represented as y= -240 x where y is the elevation and x is time in hours. how long will it take this submarine to make the descent

What does the sign of the slope tell you about a line?

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?

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4