Write an expression to represent: four more than the product of three and a number xxx.

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?

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?