Question

-(х+8)=3
Ладалаоат ппп​

Answer 1

Привет)

$- (x + 8) = 3 \\ - x - 8 = 3 \\ x = - 8 - 3 \\ x = - 11$

Answer 2

Решение:

$\mathtt{-(x+8) = 3} \\ \\\mathtt{-x-8 = 3} \\ \\\mathtt{-x = 3+8}\\ \\\mathtt{-x = 11}\\ \\\mathtt{x = -11}}$

Проверка: -(х+8)=3 при x=-11 ⇒ -(-11+8) = -(-3) = 3. Всё верно!

Ответ: x = -11