PLS HELP GIVING BRAILESS TO FIRST PERSON PLS HELP ASAP

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.

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2