Question

21 x - 35 x в квадрате = 0​

Answer 1

Ответ:

0;

$\frac{3}{5}$

Объяснение:

$21x - 35x {}^{2} = 0 \\ x(21 - 35x) = 0 \\ x = 0$

И

$21 - 35x = 0 \\ - 35x = - 21 \\ \\ 35x = 21 \\ x = \frac{21}{35 } \\ x = \frac{3}{5}$