\(-\dfrac{2}{3}.\left(\dfrac{3}{2}-x\right)=\dfrac{3}{4}.\dfrac{-1}{81}\\ -\dfrac{2}{3}\left(\dfrac{3}{2}-x\right)=-\dfrac{1}{24}\\ \dfrac{3}{2}-x=\dfrac{1}{16}\\ x=\dfrac{3}{2}-\dfrac{1}{16}\\ x=\dfrac{23}{16}\)
=>-1+2/3x=-1/24
=>2/3x=23/24
=>x=23/16