A paving company is paving the rectangular student parking lot at Hamilton High School. The length of the parking lot can be represented as (5 − 7) and the width as (3 + 4) . Which expression represents the area of the parking lot?

The john nash mall used 17,4000 kilowatt hours in may, with a peak load of 92 kilowatts. the demand charge is $5.95 per kilowatt, and the energy charge is $0.08 per kilowatt hour. the fuel adjustment charge is $0.017 per kilowatt hour. what is the total electricity cost for may?