Mrs. Lin bought a ring for 150 dollars and a bracelet for 1050 dollars. She later sold the ring at a 20% discount and the bracelet at a 15% discount. How much money did she receive.

Which lines are parallel? justify your answer. lines p and q are parallel because same side interior angles are congruent. lines p and q are parallel because alternate exterior angles are congruent lines l and m are parallel because same side interior angles are supplementary lines l and m are parallel because alternate interior angles are supplementary.