X + 2y = 7
2x + 3y = 12

Select the quadratic that has root x = 8 and x = -5

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?

What expression is equivalent to log3(x+4)