Ответ:
х¹=1 х²=‐2
Объяснение:
3×|2х+1|=2+7,
3×|2х+1|=9,
|2х+1|=3,
2х+1=3,
2х+1=‐3,
х=1.
х=‐2.
[tex]\displaystyle 3|2x+1|-7=2\\3|2x+1|=2+7\\3|2x+1|=9\\|2x+1|=3\\2x+1=3;2x+1=-3\\x_1=-2,x_2=1[/tex]
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Answers & Comments
Ответ:
х¹=1 х²=‐2
Объяснение:
3×|2х+1|=2+7,
3×|2х+1|=9,
|2х+1|=3,
2х+1=3,
2х+1=‐3,
х=1.
х=‐2.
Verified answer
[tex]\displaystyle 3|2x+1|-7=2\\3|2x+1|=2+7\\3|2x+1|=9\\|2x+1|=3\\2x+1=3;2x+1=-3\\x_1=-2,x_2=1[/tex]