已知实数x,y满足√2x+y-5+(3x-2y+3)²=0,求3x-2/3y

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已知实数x,y满足√2x+y-5+(3x-2y+3)²=0,求3x-2/3y已知实数x,y满足√2x+y-5+(3x-2y+3)²=0,求3x-2/3y已知实数x,y满足√2x+y

已知实数x,y满足√2x+y-5+(3x-2y+3)²=0,求3x-2/3y
已知实数x,y满足√2x+y-5+(3x-2y+3)²=0,求3x-2/3y

已知实数x,y满足√2x+y-5+(3x-2y+3)²=0,求3x-2/3y
2x+y-5=0 A
3x-2y+3=0 B
A*2+B
7x=7
x=1
代入y=3
(3x-2)/3y=1/9

√2x+y-5+(3x-2y+3)²=0,
所以2x+y-5=0
3x-2y+3=0
所以x=1,y=3
所以原式=3-2=1