3 x 2 ) 4 2x 1 )= 6x 20 July 8, 2019 16 32 64 128 3 x 2 )+ 4 2x 1 )= 6x 20 - 3(1 2x - 2) - (4 - 4 6x) + 6(0 2x - 1) . x = 15/22 6 2(3 - 2x) = 20 - (12 4x + 1 4)
