Question

СРОЧНО!!!!!!!!!!!!!!!!!!!!!​

Answer 1

Ответ:

$(x + 3)(x - 4) = (x - 5)(x + 2) \\ {x}^{2} - 4x + 3x - 12 = {x}^{2} + 2x - 5x - 10 \\ {x}^{2} - {x}^{2} - 4x + 3x - 2x + 5x = - 10 + 12 \\ 2x = 2 \\ x = 2 \div 2 \\ x = 1$