Related Post: 5 2 2x 1 2 3x 5 2 =( 2x 1 2 X 5 2 =( 2x 1 2 4x 5 2 2x 1 2 5 3x 2 1 2x 2 3 5 2 1 2 5 2 1 2 Tactics 1 5 2 3 2x 1 2 3x 5 )- 2 2x 1 )= X 2 5 2 1 2 Answer