5/6 : x + 1/2 : 1/6 = 6 .
5/6 : x + 3 = 6 .
5/6 : x = 6 - 3 .
5/6 : x = 3 .
x = 5/6 : 3 .
x = 5/18 .
Vậy x = 5/18 .
`5/6 : x + 1/2 : 1/6=6`
`5/6 : x + 3=6`
`5/6 :x= 3`
`x=5/6 : 3`
`x=5/18`
\(\dfrac{5}{6}:x+\dfrac{1}{2}:\dfrac{1}{6}=6\)
\(\dfrac{5}{6x}+3=6\)
\(\dfrac{5}{6x}=3\)
\(6x.3=5\)
\(18x=5=>x=\dfrac{5}{18}\)
\(\dfrac{5}{6}:x+\dfrac{1}{2}:\dfrac{1}{6}=6\)
\(\dfrac{5}{6}\times\dfrac{1}{x}+\dfrac{1}{2}.6=6\)
\(\dfrac{5}{6\times x}+3=6\)
\(\dfrac{5}{6\times x}=6-3\)
\(\dfrac{5}{6\times x}=3\)
\(5:\left(6\times x\right)=3\)
\(6\times x=5:3\)
\(6\times x=\dfrac{5}{3}\)
x= \(\dfrac{5}{3}:6\)
x= \(\dfrac{5}{3}\times\dfrac{1}{6}\)
x = \(\dfrac{5}{18}\)
56:x+12:16=656:x+12:16=6
56:x+ 3=656:x+ 3=6
56:x=356:x=3
x=56:3x=56:3
x=518
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