Question

2 intregi si 1 supra 2 totul supra x egal cu 20 supra 3 intregi si 1 supra 5

Answer 1

$\frac{ 2\frac{1}{2} }{x} = \frac{20}{3 \frac{1}{5} } \ \textless \ =\ \textgreater \ 20x= \frac{5}{2} * \frac{16}{5} =\ \textgreater \ 20x=8 =\ \textgreater \ x= \frac{8}{20} = \frac{2}{5}$