How do you make a quadratic equation that does not pass through the origin?

Which expression gives the area of the triangle shown below

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

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?