Пошаговое объяснение:
4|х| + 5|х| - 3 = 2|х| + 11
9|х| - 3 = 2|х| + 11
9|х| - 2|х| = 11 + 3
7|х| = 14
|х| = 14 : 7
|х| = 2
х1 = -2
х2 = 2
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Пошаговое объяснение:
4|х| + 5|х| - 3 = 2|х| + 11
9|х| - 3 = 2|х| + 11
9|х| - 2|х| = 11 + 3
7|х| = 14
|х| = 14 : 7
|х| = 2
х1 = -2
х2 = 2