Use the table to write a linear function that relates y to x.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

What are the domain and range of f(x)= -log5(x+2)