Question

Решите уравнение 2х +3=х-5(х+3)

Answer 1

Ответ:

x = -3

Объяснение:

2x+3 = x-5(x+3)

2x+3 = x-5x-15

2x-x+5x = -15-3

6x = -18

x = -3

Answer 2

Ответ:

$2x + 3 = x - 5(x + 3) \\ 2x + 3 = x - 5x - 15 \\ 2x - x + 5x = - 15 - 3 \\ 6x = - 18 \\ x = - 18 \div 6 \\ x = - 3$