A plumber charges \($35 fee for a service call plus $\)60 per hour of service. A) Write and graph an equation representing the cost, y, of the plumber working x hours. B) What will be the total cost, y, for 8 hours of work? C) How many hours would the plumber have worked if he made $275? 4. Suppose that the water level of a river is 25 feet and that it is rising at a rate of 0.5 foot per day. A) Write & Graph an equation for the water level, y, after x days. B) What will the water level be in 7 days? C) In how many days will the water level be 32 feet?
