Question

)(x-1)² - (x-3)² = 3x+26

Answer 1

Ответ:

$(x - 1 {)}^{2} - (x - 3 {)}^{2} = 3x + 26 \\ {x}^{2} - 2x + 1 - {x}^{2} + 6x - 9 = 3x + 26 \\ 6x - 2x - 3x = 26 - 1 + 9 \\ x = 34$