The value of 4 is 4000, this is because it is in the thousands column (units,tens,hundreds,thousands etc)
First: You add 3 to each side. Second: You multiply each side by 3. Third: You gaze in wondrous amazement at the answer, which lies revealed before you on the page.
It would go by (-4,2) then (0,-2) next would be (2,4)
13.54 +2.063 +0.14 +52.1= 67.843
so the answer is D.