George Garcia wants to purchase a used station wagon. One used-vehicle guide shows the average retail value of the station
wagon at $13,000. Add $50 for having tinted windows, $100 for
air-conditioning, and $35 for power windows. Deduct $200 for
excessive mileage. What is the average retail price for the
station wagon?

In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.