`5/6:x=5/2-1/3`
`5/6:x=13/6`
`x=5/6:13/6`
`x=5/13`
=> 5/6 : x = 13/6
X = 13/6 x 5/6
X = 65/36
\(\dfrac{5}{6}:x=\dfrac{5}{2}-\dfrac{1}{3}=>\dfrac{5}{6}:x=\dfrac{13}{6}=>x=\dfrac{5}{13}\)
5/6:x=5/2-1/3
5/6:x=15/6-2/3
5/6:x=13/6
x=5/6:13/6
x=5/6.6/13
x=5/13
Vậy x=5/13