Which of the following equations describes the graph shown?

a.) y = x+2

b.) y = -x - 2

c.) y = x - 2

d.) y = -x + 2

By looking at the slant at which the line is going, you can tell if the line is negative or positive. This line is negative, so that removes two of the choices. By looking at where the line intersects the y-axis determines if its negative or positive. So the answer is D