You are renting a car that charges a $30 fee plus 40 cents a mile. The rate of change is $30.
True
False

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

Me. i can't figure out this question. give an explanation too. .

What is the sum of these mixed numbers 4 2/3+ 3 1/9