A cup of hot coffee will, over time, cool down to room temperature. Given the table showing temperature of a cup of coffee (C) t minutes after it was poured into a cup, Find −1(70)

An entertainment firm offer serveral dj choices and light shows that range in price based on the rental time period. the djs cost between $219 and $369 per night and the light shows cost between $159 and $309 per night. if you are booking both a dj and a light show write a compound inequality that represents the possible total amount you would pay x