(x+2)²=(x-4)²
x²+4x+4=x²-8x+16
4x+8x=16-4
12x=12
x=1
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Answers & Comments
-=0
+4x+4-(-8x+16)=0
+4x+4-+8x-16=0
12x-12=0
12x=12
x=
x=1
Ответ:1
(x+2)²=(x-4)²
x²+4x+4=x²-8x+16
4x+8x=16-4
12x=12
x=1