Penjelasan dengan langkah-langkah:
|x - 1| = |x + 7|
x - 1 = -x - 7 atau x - 1 = x + 7
x + x = -7 + 1 atau x - x = 7 + 1
2x = -6 atau 0 ≠ 8
x = -3 atau ∅
x = -3
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Penjelasan dengan langkah-langkah:
|x - 1| = |x + 7|
x - 1 = -x - 7 atau x - 1 = x + 7
x + x = -7 + 1 atau x - x = 7 + 1
2x = -6 atau 0 ≠ 8
x = -3 atau ∅
x = -3