Find m=ZLK if m=ZLK=x+86, m=MLK=130, and m=MLZ=x+66 Please help, no links please

I’m giving 25 points

Which statement is true about the extreme value of the given quadratic equation? a. the equation has a maximum value with a y-coordinate of -21. b. the equation has a maximum value with a y-coordinate of -27. c. the equation has a minimum value with a y-coordinate of -21. d. the equation has a minimum value with a y-coordinate of -27.