What equation represents a line in point slope form that has a slope of 5 and passes the point 1,6

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

An object is translated by (x + 4, y - 2). if one point in the image has the coordinates (5, -3), what would be the coordinates of its pre-image? (9, -5) (1, -5) (9, -1) (1, -1)

If a is a nonzero real number then the reciprocal of a is