It costs $74 per hour plus a $65 service fee to have a home theater system set up for you. Let t represent the number of hours. Which expression represents the total cost?

In the diagram of circle a what is m

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212