What is the equation of the blue line?

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.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that