Find the slope. NEED HELP ASAP PLEASE

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Find the equation using the point (4,8)

If g^-1(x) is the inverse of g (x) which statement must be true