Select the correct answer.
which two points satisfy y = -x2 + 2x + 4 and x + y = 4?

a.
(0, 4) and (4, 0)

b.
(0, 4) and (3, 1)

c.
(7, -3) and (0, 4)

d.
(7, -3) and (4, 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: