What is the slope of a line perpendicular to the line whose equation is 2x - 5y = -40. Fully reduce your answer.

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

I’m stuck on this equation, anyone got the answer?

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?