Выбери правильные варианты ответа

Не выполняя действий, выбери верные равенства, полученные из равенства \(\nobreak{\dfrac{5}{7}-\dfrac{1}{7}=\dfrac{3}{14}+\dfrac{5}{14}}\) .

• \({\left( \cfrac{5}{7}-\cfrac{1}{7}\right) :31=\left( \cfrac{3}{14}+\cfrac{5}{14}\right) \,\mathrlap{\,:}}\) \({:31}\)
• \({\left( \cfrac{5}{7}-\cfrac{1}{7}\right)+2=\left( \cfrac{3}{14}+\cfrac{5}{14}\right)\,\mathrlap{\,+}}\) \({+\left(-2\right)}\)
• \(\left( \cfrac{5}{7}-\cfrac{1}{7}\right) \cdot 8=\left( \cfrac{3}{14}+\cfrac{5}{14}\right) \cdot 8\)
• \(\left( \cfrac{5}{7}-\cfrac{1}{7}\right) :4=\left( \cfrac{3}{14}+\cfrac{5}{14}\right) \cdot 4\)
• \(\) \({\left( \cfrac{5}{7}-\cfrac{1}{7}\right) +0,6\,\mathrlap{\,=}}\) \({=\left( \cfrac{3}{14}+\cfrac{5}{14}\right) +0,6}\)
• \({\left( \cfrac{5}{7}-\cfrac{1}{7}\right) \cdot 3=\left( \cfrac{3}{14}+\cfrac{5}{14}\right) \,\mathrlap{\,\cdot }}\) \({\cdot \left( -3\right) }\)