方程2/9x+1/6x=7/9怎么解
解方程:x/(x-2)+(x-9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)
方程:2X+4-x=9怎么解?还有X+6=4+3X.
解方程:(x+3)/(x+2)-(x+5)/(x+4)=(x+7)/(x+6)-(x+9)/(x+8)
x/(x-2)+(x-9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)谁会解这道方程题
分式方程.x/(x-2)+(x-9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)
x/(x-2)+(x+9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)怎样解这道方程
7x(x-6)+3x=4x(2x+5)怎么解这个方程
解方程 X除以(X-2) + (X-9)除以(X-7) = (X+1)除以(X-1) +(X-8)除以(X-6)
解方程:x-2分之x+x-7分之x-9=x-1分之x+1+x-6分之x-8
9x-5×9=6x 方程怎么解
2x+9=4x+2方程怎么解
2x+(9-x)=28这个方程怎么解?