Question

решите уравнение 54:x=14:4​

Answer 1

$54 \div x = 14 \div x \\ \\ x \times 14 = 54 \times 4 \\ \\ 14x = 216 \\ \\ x = \frac{216}{14} = \frac{108}{7} = 15 \frac{3}{7} .$