Related Post: X 3 5x 42 X 5 X 3 42 3 X 2 )+ 5x 42 X 3 2 X2 − 5x 42 X 4 6x 3 5x 2 42x 40 Y X 3 5 5x 2 42x 18 3/5x+19-3/20x-7 Simplified (5x+3)(5x-3) Answer 5x+3 Answer