Related Post: 2 X 9 4 X 3 2 X 9 =- 7 4x 3 X 2x 9 4x 3 2 X 9 )- 3x 4 2x 9 )+( 4x 3 X 9 2x 4 X 3 2x 9 4x 3 60 180 4x 2 9 X 3 4 2 X 3 Y 4 X 9 Y 2 X 2 )- 4 X 3 )= 5x 9