Mrs. nelson asked students in her class to translate the statement “remy lost some of the $14 his mom gave him” into an algebraic expression. four students’ solutions are shown below.

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.