9514 1404 393
Answer:
see the attachment
Explanation:
The problem statement tells you where you're starting (6·0 = 0) and where you want to end up (6·-10 = -60). These equations are the first and last steps in the right-hand column.
You should be able to recognize the step that was performed to get from one line to the next. The description of that is what goes in the left-hand column.