Question

помогите с номером 1, умоляю

Answer 1

Решение:

$y = 3x \\ 3 \times 3x - x = 6 \\ 8x = 6 \\ x = \frac{6}{8} = \frac{3}{4} \\ y = 3 \times \frac{3}{4} = \frac{9}{4} = 2 \\ \frac{1}{4}$