Question

Daca 15 supra 7=x supra 35, atunci x = cu ?
Va rog ajutati.ma (Astazi am teza la mate)

Answer 1

    
$\frac{15}{7} = \frac{x}{35} \\ \\ x= \frac{15*35}{7}= 15*5=\boxed{75} \\ \\ Verificare: \\ \\ \frac{75}{35} = (simplificam\;cu\;\;5)=\frac{15}{7} \;\;\; =\ \textgreater \ \;\; "Corect"$