Respuesta :
[tex]\bf \begin{array}{ccll} miles&hours\\ \cline{1-2} 110&3\\ x&5 \end{array}\implies \cfrac{110}{x}=\cfrac{3}{5}\implies 550=3x\implies \cfrac{550}{3}=x\implies 183\frac{1}{3}=x[/tex]
[tex]\bf \begin{array}{ccll} miles&hours\\ \cline{1-2} 110&3\\ x&5 \end{array}\implies \cfrac{110}{x}=\cfrac{3}{5}\implies 550=3x\implies \cfrac{550}{3}=x\implies 183\frac{1}{3}=x[/tex]