Related Post: 4 X 5 )-( 5 X 2 0 4 X 8 5 X 2 0 4x 5 X 5 4x 2 )= 0 10 X 4 )+ 2 X 5 )- 5 X 6 )= 0 5 X 4 )- 2 X 9 )+ 5 X 6 )= 0 X 4 5 )( X 2 1 5 )= 0 4x 5 )( 5 4 * X 2 0 X 5 4 X 5 2 12 0 X 5 4 3 X 5 2 4 0 4/5 X 25