For Shamar’s cellular phone service, he pays $58 per month for a phone plan plus $10.75 per gigabyte of data. If Shamar received a bill for $144, how many gigabytes did Shamar use this month?

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?