Question

| |x |-8 |=7 решите уравнение

Answer 1

|х|-8= 7
|×|= 7+8
|×|= 15
×(1)= 15
×(2)= -15

|×|-8= -7
|×|= -7+8
|×|= 1
×(1)= 1
×(2)= -1
Ответ. 15; -15; 1; -1