Related Post: X 3 2x 2 X 4 X 1 X 3 2x 2 3x 4 By X 1 4x 3 2x 2 X X 1 X 3 2 X X 4 )= 13 X 3 X 2 4 X 1 X 3 2x 2 7x 4 )/( X 1 X 4 X 3 2x 2 X 1 0 X 3 2x 2 4x 1 Divided By X 1 4 X + 15 + X = 2 X + 3 4x+15+x=2 X+3 Divide X 3 X 2 4x 4 X 1