解方程:6(x-9)=2(x-11)
解方程:(x-2)(x^2-6x-9)=x(x-5)(x-3)
9x^2+6x=5x解方程
解方程 5x+6x-9=2x
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(x的平方-6x-9)=x(x-5)X(x-3)
解方程:x/(x-2)+(x-9)/(x-7)=(x+1)/(x-1)+(x-8)/(x-6)
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
解方程:6-x=2x
解方程5题3x+7x=9x+84x-3(20-x)=6x-7(11-x)2x+(x-1/3)=1-(x-2/5)3x+2
解方程:11(6-x)/3(x-4)=10(5-x)/3(x-4)-5(6-x)/x-2
x/(x-2)+(x+1)/(x-6)=2x/(x-3) 解分式方程
解方程:2x+4x+6x+8x+...+2010x+2012x=1013042