Differential Equations

$x-3 y+\frac{22}{3} \log |3 x-7|+c=0$

$x-3 y+\frac{8}{3} \log |6 x-9 y-1|+c=0$

$3 x-3 y+\frac{8}{3} \log |3 x-9 y+1|+c=0$

$3 x-2 y+\frac{22}{3} \log |2 x-3 y-7|+c=0$