若5x^2-7XY-6y^2=0,求3x/7的值
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若5x^2-7XY-6y^2=0,求3x/7的值
![若5x^2-7XY-6y^2=0,求3x/7的值](/uploads/image/z/5729007-39-7.jpg?t=%E8%8B%A55x%5E2-7XY-6y%5E2%3D0%2C%E6%B1%823x%2F7%E7%9A%84%E5%80%BC)
(x-2y)(5x+3y)=0
x=2y或者x=-3y/5
3x/7=6y/7 或 -9y/35
x=2y或者x=-3y/5
3x/7=6y/7 或 -9y/35
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