Could u help me with these 3 questions? Ill mark if its correct. :)

Icould really use some with this question.

Find the value of x. give reasons to justify your solutions! h ∈ ig

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?