- 3 5 x=- 9 20 July 8, 2019 16 32 64 128 3 5 x 9 20 3 4 x 2 5 )=- 9 20 2 5 3 5 x 9 20 5 9 x )= 20 3 6x 5 9 x 3 20 as a fraction 5 1 3 x 9 20 4 5 4 3 x 9 20 5 1 3 4 3 x 9 20 8 9 x 20 5 3 3 5 x 20 18 chia 2 9 1 15 5 và 1 3 4 3 x 9 20
