\(\dfrac{15}{19}\) \(\times\) \(\dfrac{38}{5}\) < \(x\) < \(\dfrac{67}{15}\) + \(\dfrac{56}{15}\)
\(\dfrac{5\times3\times2\times19}{19\times5}\) < \(x\) < \(\dfrac{41}{5}\)
6 < \(x\) <\(\dfrac{41}{5}\)
6 < \(x\) < 8,2
Vì \(x\) \(\in\) N nên \(x\) = 7