4x 10 6 x 2 July 8, 2019 16 32 64 128 4x 10 6x 20 4x 10 6 x 5 2x 4x 10 (- x 1 )= 6 x 2 4x 10 6x x 28 4x 2x 10 6 x 4x10 6 x 2x10 3 4x 10 6x 2x 4x 10 x 2 2x 6 4x 6 )- 2x =( x 6 )+ 10 14 3 x 2 )- 10 4x 6 x 6 x 1 ) 4x 10 2x 3x 4x 10 2 x 2 6 8 2 x 10 )= 4x 6 4x 10 22 or x 5 - 6 6 x 3 )+ 10 2 4x 5