What is the verbal expression for 15+r

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?

If the angle bisectors of a pair of opposite angles of a quadrilateral are the opposite sides of a parallelogram formed by the two angle bisectors and two sides of the quadrilateral, is the quadrilateral always a parallelogram? explain your answer.

Y=x+2 4x+3y= -36 system of equation