y+x/xy=3/8
x+y=12
8(x+y)=3xy
y=12-x
8x+8(12-x)=3x(12-x)
8x+96-8x=36x-3x^2
8x и 8x СОКРАЩАЕТСЯ
3x^2-36x+96=0|: 3
x^2-12x+32=0
x1=4 x2=8
y1=12-4=8
y2=12-8=4
ответ:(4,8)(8,4)
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Verified answer
y+x/xy=3/8
x+y=12
8(x+y)=3xy
y=12-x
8x+8(12-x)=3x(12-x)
8x+96-8x=36x-3x^2
8x и 8x СОКРАЩАЕТСЯ
3x^2-36x+96=0|: 3
x^2-12x+32=0
x1=4 x2=8
y1=12-4=8
y2=12-8=4
ответ:(4,8)(8,4)