400-100%
484-x
X=484*100:400
X=121
Ответ 121%
6+#10 > #5+#11
6#10 > #16
V(6-4X+X^2)=x+4
6-4x+x^2=(x+4)^2
6-4x+x^2=x^2+8x+16
8x+4x=6-16
12x=-10
x=-10/12
x=-5/6