3x 2x 7 4x 9 July 8, 2019 16 32 64 128 2x 5 3x 7 4x 9 ) = 66 3x 2 )- 5x 7 2x 2 )+ 4x 9 7 4x 2x 9 3x 8 3x 9 2x 5 6x 4x 7 3x 9 2x 5 6x 4x 7 solve for x 2x 7 3x 2 4x 18 3x 9 2x 2 3x 7 )-( 4x 2x 2 9 3x2 7 2x 2x2 4x 9 3x adalah