Question

Решите уравнение 3\8:3\14=х:4\10

Answer 1

$\frac{ \frac{3}{8} }{ \frac{3}{14} } = \frac{x}{ \frac{4}{10} } \\ \frac{7}{4} = \frac{5x}{2} \\ 7 \times 2 = 4 \times 5x \\ 14 = 20x \\ 20 = 14 \\ x = \frac{7}{10} = 0.7$