Question

Решить уравнение (x+4)^2=x×(x-8)

Answer 1

(x+4)²=x(x-8)
х²+8х+16=х²-8х
х²+8х+16-х²+8х=0
16х+16=0
16х=-16
х=-16/16=-1

ответ: -1

Answer 2

х^2+8х+16=х^2-8х
х^2+8х+16-х^2+8х=0
16х=-16
Х=-16/16
Х=-1