5$\frac{3}{8}$- $\frac{4}{5}$ (x-$\frac{1}{4}$ )= 4$\frac{3}{8}$
$\frac{43}{8}$ -$\frac{4}{5}$(x-$\frac{1}{4}$ )=38
$\frac{-4}{5}$ (x-$\frac{1}{4}$ )=$\frac{-5}{8}$
⇔x-$\frac{1}{4}$ =$\frac{25}{32}$
⇔x=$\frac{33}{32}$
b,$\frac{2x-1}{6}$ -$\frac{5}{6}$ =1
⇔$\frac{2x-6}{6}$=1
⇔2x-6=6
⇔2x=12
⇔x=6