若x-y不等于0,2x-3y=0,则分式(10x-11y)/(x-y)的值是()?(10x-11y)/(x-y) =[(
若x-y不等于0,2x-3y=0,则分式(10x-11y)/(x-y)的值是()?
若x-y不等于0,2x-3y=0,则分式(10x-11y)/(x-y)的值是()?(10x-11y)/(x-y) =[(
已知x^2-2x+y^2+6y+10=0,求分式x-y/x+y的值
若x-y不等于0,2x-3y=0,试求分式x-y分之2x-4y的值
已知x-y/x=x/x-2y(y不等于0),求x:y的值
已知:(x+y)/z=(x+z)/y=(z+y)/x,且xyz不等于0,则分式(x+y)(x+z)(z+x)/xyz的值
已知x-y/x=x/x-2y(y不等于0),求x:y的值
已知x^2+xy-2y^2=0 (x不等于0,y不等于0),求x/y-y/x-(x^2+y^2)/xy的值
若(x-4y)(x+3y)=0 且xy>0 则分式x+3y/2x-y的值为
二元一次方程:若4x-3y=0,且x不等于0,y不等于0,求代数式(8x-10y)/(4x+5y)的值.
若3(X-Y)=2(X+Y),且X不等于0,则X/Y+Y/X的值为多少大神们帮帮忙
若2x-3y=0(x不等于0),试求(x+y)/(x-y)的值