456x25167/8vwho will give me your password i will get you points

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Which table shows a proportional relationship between miles traveled and gas used?

In a column proof the right column states your reasons