解方程:3x^2-7x-6=?
解方程(x-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)
解方程(x+1/x+2)-(x+2/x+3)=(x+5/x+6)-(x+6/x+7)
解方程:x+2/x+1-x+3/x+2=x+6/x+5-x+7/x+6
解方程:(x+3)/(x+2)-(x+5)/(x+4)=(x+7)/(x+6)-(x+9)/(x+8)
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
解分式方程,7/(x^2+x)+3/(x^2-x)=6/(x^2-1)
7x(x-6)+3x=4x(2x+5)怎么解这个方程
解方程:2(X-3)(X+5)=X平方+(X+2)(X-2)+(X+7)
x/(x-2)+(x+1)/(x-6)=2x/(x-3) 解分式方程
解方程:(x-2)(x^2-6x-9)=x(x-5)(x-3)
解方程:(x-2)(x-3)+2(x+6)(x-5)=3(x的平方-7x+15)