Ответ:
Пошаговое объяснение:
|2х + 5| - 6 = 3
|2х + 5| = 3 + 6
|2х + 5| = 9
1)
2х + 5 = 9
2х = 9 - 5
2х = 4
х = 4 : 2
х1 = 2
2)
2х + 5 = -9
2х = -9 - 5
2х = -14
х = -14 : 2
х2 = -7
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Verified answer
Ответ:
Пошаговое объяснение:
|2х + 5| - 6 = 3
|2х + 5| = 3 + 6
|2х + 5| = 9
1)
2х + 5 = 9
2х = 9 - 5
2х = 4
х = 4 : 2
х1 = 2
2)
2х + 5 = -9
2х = -9 - 5
2х = -14
х = -14 : 2
х2 = -7