Odpowiedź: Gdy x = -2, wyrażenie 3x-1 wynosi:
3x - 1 = 3 * (-2) - 1 = - 6 - 1 = -7
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Odpowiedź: Gdy x = -2, wyrażenie 3x-1 wynosi:
3x - 1 = 3 * (-2) - 1 = - 6 - 1 = -7