Question

5/6=x/12 

Answer 1

\(\dfrac{5}{6}=\dfrac{x}{12}\)

\(\Rightarrow5.12=x.6\)

\(\Rightarrow60=x.6\)

\(\Rightarrow x=10\)

Answer 2

\(\dfrac{5}{6}=\dfrac{x}{12}\)

\(\Rightarrow x.6=5.12\)

\(\Rightarrow x.6=60\)

\(\Rightarrow x=60:6\)

\(\Rightarrow x=10\)

Answer 3

\(\dfrac{5}{6}=\dfrac{x}{12}\)

\(\Rightarrow\dfrac{5.2}{6.2}=\dfrac{x}{12}\)

=>x=5.2

=>x=10

Vậy ..............

Answer 4

đáp án x=10

Answer 5

`5/6=x/12`

`5×12=6×x`

`6×x=60`

`x=60:6`

`x=10`