Question

Ребят, по братски помогите​

Answer 1

Відповідь:

Пояснення:

Answer 2

$-\left \{ {{\frac{1}{x}+\frac{1}{y}=\frac{3}{8}} \atop {\frac{1}{x}+\frac{2}{y}=\frac{1}{2}}} \right.\\------\\ \frac{1}{y}-\frac{2}{y}=-\frac{1}{8}\\\\-\frac{1}{y}=-\frac{1}{8}\\\\\frac{1}{y}=\frac{1}{8}} \\\\\boxed{y=8}\\\\\\\frac{1}{x} +\frac{1}{8} =\frac{3}{8} \\\\\frac{1}{x} =\frac{3}{8}-\frac{1}{8}\\\\\frac{1}{x}=\frac{1}{4}\\\\\boxed{x=4}\\\\Otvet:\boxed{(4 \ ; \ 8)}$