几道方程求解8(X-2)=2(2X+7)3(2X-1)=5(X+1)3(2X+4)-2(31+2X)=0
求解几道方程.1/2x-20+1/2【x-(1/2x-20)】+20=x-50 x/(200-400/3)+x/(200
解方程:(x-8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
解方程 x+2/x+1+x+8/x+7=x+6/x+5+x+4/x+3
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
解方程 x(2x-4)+3x(x-1)=5x(x-3)+8
1/(X+2)+1/(X+5)=1/(X+3)+1/(X+4)江湖救急,方程求解!
x+1分之x+2减去x+3分之x+4=x+5分之x+6减去X+7分之x+8 (解方程)
(x-1)(x-2)(x-3)(x-4)=(x+5)(x+6)(x+7)求X等于几?
(3X-1)(X+2)=11X-4方程求解
求解下列分式方程,1.解下列方程[]1/(x+1)(x+2)]=1/[(x+2)(x+3)]+1/[(x+3)(x+4)
方程 3x(7-2x)+5x(2x-1)=4x(x-3)+56
求解方程(x-1)/(x²-5x+6)+(x-2)/(x²-4x+3)=(x-3)/(x²