-8(3x + 5) + 6(4x - 6 + x) =
= -24x - 40 + 24x - 36 + 6x =
= 6x - 76
при х = -5,4
6 * (-5,4) - 76 = -32,4 - 76 = -108,4
Ответ: -108,4
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-8(3x + 5) + 6(4x - 6 + x) =
= -24x - 40 + 24x - 36 + 6x =
= 6x - 76
при х = -5,4
6 * (-5,4) - 76 = -32,4 - 76 = -108,4
Ответ: -108,4