Related Post: 2 5 X 5 1 2 7 2 5 X 5 1 2 X 2 5 =( X 5 )( 2x 1 X 2 5 X 1 5 2 0 20 X 5 1 2 2 5 2 5 X 1 5 2 0 8 2 5 X 5 )+ 1 4 1 3x 2 X 5 2 X 3 5 1 2 Solve 2x 2 3 5 3 * X 5 (- 1 2 2 5 X 5 )- 1 4 X 2 )= 9 2