2x 3y 1 6y 4x 2 July 8, 2019 16 32 64 128 Ii 2x 3y 1 6y 4x 2 2x 3y 1 dan 4x 6y 2 2x 6y 1 mod 7 4x 3y 2 mod 7 2x 3y 1 dx 4x 6y 1 dy 0 y 2 2 2x 3y 2 dx 3 4x 6y 1 dy 0 █ 2x 3y =- 1 @- 4x 6y 2 ┤ 2x + 3y