Question

РЕШИ УРАВНЕНИЯ (Х-4)(Х+3)=2Х+Х^2

Answer 1

$(x - 4)(x + 3) = 2x + {x}^{2} \\ {x}^{2} - x - 12 = 2x + {x}^{2} \\ - 3x = 12 \\ x = - 4$
Ответ: -4