1) \(< =>x=\dfrac{6.8}{3}=16\)
2) \(< =>x=\dfrac{6.7}{4}=\dfrac{21}{2}\)
3) \(< =>x=\dfrac{3.5}{24}=\dfrac{5}{8}\)
4) \(< =>x=\dfrac{3.17}{21}=\dfrac{17}{7}\)
5) \(< =>x=\dfrac{125.3}{25}=15\)
6) \(< =>x=\dfrac{\left(-3\right).7}{15}=\dfrac{-7}{5}\)
8) \(< =>x=\dfrac{\left(-4\right).\left(-3,6\right)}{1,2}=12\)