(x+10)^2 = (2-x)^2x^2 + 20x + 100 = 4 - 4x + x^220x + 100 = 4 - 4x20x + 4x = 4 - 10024x = -96x = -4
Ответ: x = -4
(x+10)^2 = (2-x)^2
x^2 + 20x + 100 = 4 - 4x + x^2
20x + 100 = 4 - 4x
20x + 4x = 4 - 100
24x = -96
x = -4
Ответ: x = -4