Related Post: 2 1 5 X 2 2x 1 5 X 2 2x 1 5 X 2 3 2x 1 5 X 2 4 1 2 5 X 2 )+ 4x 1 2 5 X 2 3 7 2x 5 =- 1 5x 2 Y 2 1 5 X 2 2 3x 1 )= 5 X 2 2 X 1 )- 5 X 2 )=- 10