5 4x3 6 2 July 8, 2019 16 32 64 128 1 2 4x3 5 6 3 2 x 5 6 )= 17 4 3 x 2 )+ 6 5 x 4 2 5 6 x 3 4 fraction 4 x 5 6 2 2x 3 1 2x 5 6 3 x 4 3 x 5 )/ 6 2x 4 7 5 x 6 4 3 2x 2 + 3 + 4 + 5 + 6 3 4×5 6 3 x-5=x+3