Related Post: 1 2x 3 2 5 2 X 1 3 2x 2 )= 23 5x 1 2x 3 5x 2 1 2 * X 3 2x 5 2 2x 1 2 X 3 2 5 X 7 X 7 X 2 2x 1 5x 3 5x 2 2x 1 3 X 2 2 5x 4 6 2 2x 3 65 2 X 1 )+ 57 1 2 1 2x )= 2 5 3 5x 2x 2 3 1 2x )( X 2 5 )= 0