Can someone plz help me with this one problem plz!!

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

Will mark name all segments skew to bc

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?