Question

пропорция помогите дам 10б​

Answer 1

Ответ:

$\frac{3x - 2}{3} = \frac{x + 1}{5} \\ 5(3x - 2) = 3(x + 1) \\ 15x - 10 = 3x + 3 \\ 15x - 3x = 3 + 10 \\ 12x = 13 \\ x = \frac{1 3 }{12} = 1 \frac{1}{12}$