I need help with all of these, urgent !!

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

Simply 8x squared + 5(7x squared- x) - 2x =