Ccomplete the missing value in the solution to the equation. y=2x+5

Consider the function f(x)=-5x+3 what is f(-2)

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.

Is the power produced directly proportional to the wind speed, give reasons for your answer?