Question

x/27- 2/9= 6/18

Answer 1

X/27-2/9=6/18

X=6/18+2/9

X=15/27

Answer 2

x/27-2/9=6/18

= x/27-6/27=9/27

          x/27=9/27+6/27

          x/27=15/27

Vậy x=15

Answer 3

ta có: x/27 - 2/9 =6/18=3/9=>x:3/9-2/9=3/9

suy ra : x:3-2=6=>x=(6+2).3

Vậy x=18