Question

СРОЧНО!!!! ДАМ 20 БАЛЛОВ

Answer 1

Ответ:

0,8

Объяснение:

$4 = \frac{1}{2} \times (4x - 6) - 3(0.25x - 2) \\ 4 = \frac{1}{2} \times 2(2x - 3) - 0.75x + 6 \\ 4 = (2 x - 3) - 0.75x + 6 \\ 4 = 2x - 3 - 0.75x + 6 \\ 4 = 1.25x + 3 \\ - 1.25x = 3 - 4 \\ - 1.25x = - 1 \\ x = 0.8$