若2x-3y=0,求5x+4y/3x-2y
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若2x-3y=0,求5x+4y/3x-2y
若2x-3y=0,求5x+4y/3x-2y
若2x-3y=0,求5x+4y/3x-2y
2x-3y=0
2x=3y
x=1.5y
5x+4y/3x-2y
=7.5y+4y/4.5y-2y
=11.5y/2.5y
=4.6
3x-2y=0 5x+4y=?
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