ГДЗ по математике 6 класс Мерзляк ФГОС Задание 464

\[\boxed{\mathbf{464}.}\]

\[1)\ 8,4x = 4,2\]

\[x = 4,2\ :8,4\]

\[x = 42\ :84\]

\[x = 0,5.\]

\[2)\ 2,32\ :x = 3,2\]

\[x = 2,32\ :3,2\]

\[x = 232\ :320\]

\[x = 0,725.\]

\[3)\ x\ :1,6 = 2,5\]

\[x = 2,5 \cdot 1,6\]

\[x = 4.\]