Question

срочно
решите уравнение
5x-x²+3=x(2-x)​

Answer 1

Ответ:

$5x - x {}^{2} + 3 = x(2 - x) \\ 5x - x {}^{2} + 3 = 2x - x {}^{2} \\ 5x + 3 = 2x \\ 5x - 2x = - 3 \\ 3x = - 3 \\ x = - 1$