\(Y-\dfrac{4}{5}=\dfrac{6}{5}\)
\(Y=\dfrac{6}{5}+\dfrac{4}{5}\)
\(Y=\dfrac{10}{5}=2\)
\(y-\dfrac{4}{5}=\dfrac{2}{5}:\dfrac{1}{3}\)
\(y-\dfrac{4}{5}=\dfrac{2}{5}\times\dfrac{3}{1}\)
\(y-\dfrac{4}{5}=\dfrac{6}{5}\)
\(y=\dfrac{6}{5}+\dfrac{4}{5}\)
\(y=\dfrac{10}{5}\)
\(y=2\)