Select all the correct equations. Which equations have no real solution but have two complex solutions?
3.2 - 51 = -8
212 = 61 - 5
120 = 9r2 + 4
-12 - 10r = 34

27 is what percent of 108? 27 is % of 108

17 in long 1.3 ft wide and 8in high what is the volume

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?