Aimee was hiking and the trail started at 92 yard below sea level. the first stop on the trail was up 63 yards. what is the altitude of the first stop ?

Pls! does anybody know a shortcut for answering these types of questions in the future?

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?

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36