What could the $2.00 represent?
$2.00x+$4.50y=$23.50
x+y=8

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 equation represents the function on the graph?

Aphrase is shown read the phrase and give me the answer