Express2x/3+5-x/4 as a fraction in its simplest form

Ineed on this question me get the answer

The answer is 7.2 how would you put this as money

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.