8. Multiple Choice: Which equation is the factored form of x2 + 2x - 3 = 0? a) (x - 1)(x + 3) = 0

b) (x - 1)(x - 3) = 0

c) (x - 3)(x + 1) = 0

d) (x+3)(x + 2) = 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: