9 x 1 ) 4 3 2x July 8, 2019 16 32 64 128 9 x 1 )+ 4 3 2x 9 x 1 3 2x 4 30 9 4 * 10 3 * x 4 1 4 * 2x 8 9 x 1 2 4 2x 3 2 4 9 x 36 )=- 1 3 2x 18 7 x 1 4 2x 9 3 4 1 x )( 4x 9 )( 2x 3 )= 0 4 x 1 )+ 5 y 3 2x 9 9 x 8 =