Question

3,2-x=-5,1

y+3 3/14=-1 4/21

Очень срочно

Answer 1

$x = 8.3 \\ y =1 \frac{4}{21} - 3 \frac{3}{14} = \frac{25}{21} - \frac{45}{14} = \frac{25 \times 2 - 45 \times 3}{7 \times 3 \times 2} = \frac{50 - 135}{42} = - \frac{85}{42} = - 2 \frac{1}{42}$