Question

6 supra 7 x= 5 supra 8

Answer 1

$\frac{6}{7} x= \frac{5}{8}$
$x= \frac{5}{8} : \frac{6}{7}  x= \frac{5}{8} . \frac{7}{6}  x= \frac{35}{48}$

Answer 2

inmultim in x =
6 ori 8=48 
7 ori 5x=35x
x=35 supra 48