87 plus 34 rounded or the compatible numbers answer

Find two rational expressions that have the difference of 2-n/n-4

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

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?