Question

0, 3(3x - 1) + 0, 2 = 5(0, 1 - 0, 2x) - 0, 1 помогите пж​

Answer 1

Пошаговое объяснение:

$0.3(3x - 1) + 0.2 = 5(0.1 - 0.2x) - 0.1 \\ 0.9x - 0.3 + 0.2 = 0.5 - x \\ 0.9x + x = - 0.5 + 0.1 \\ 1.9x = - 0.4 \\ x = - \frac{4}{19}$