Which expression is equivalent to x^2-7/5x-4 - 2x+9/5x-4?

What is the multiplicative rate of change of the exponential function shown on the graph?

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

What is the slope of the equation y =