Write x2 + 12x + 6 = 0 in vertex form using the completing-the-square method. (2 points) a
(x - 12)2 - 30 = 0

b
(x - 6)2 + 36 = 0

c
(x + 6)2 - 30 = 0

d
(x + 12)2 + 36 = 0

For a house call, a veterinarian charges $70, plus $40 an hour. a. write an equation that represents the total fee y y (in dollars) the veterinarian charges for a visit lasting x x hours. equation: y= y= no response given b. find the x-intercept. x-intercept: