Awise man once said,"500 reduced by 4 times my age is 280." what is his age?

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

Evaluate the expression. (9 + 5)(3 + 2)0

Do, h = (7, 9) (14, 18) the scale factor is