解x-(1/10)x=【240-x+(1/10)x】(3/5)

解方程(x/x(x+2))+(x/(x+2)(x+4))+.+x/(x+8)(x+10)=1 1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550必须用解方程 一个“整式的乘法”的问题请先阅读下列解题过程,再仿做下面的问题.已知X*X + X - 1=0,求X*X*X + 2*X*X + 3的值.解X*X*X + 2X*X +3=X*X*X +X*X -X +X*X +X +3=X{X*X +X -1} +X*X +X -1 +4=0+0+4=4+ x + X*X + X*X*X=0.+ X*X + X*X*X 1/x(x+1)+1/(x+1)(x+2)+...+1/(x+9)(x+10)=1/(x+10),解方程 解方程：（2x+5)(4x*x-10x+25)=8x(x*x+1) 解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6) X+X+X+(X-1)+(X-2)+(X-3)+(X-4)=10(X-3)+(X-4) 解x-(1/10)x=【240-x+(1/10)x】(3/5) X(X-1)=X 解方程:1/x+1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x+3)+……+1/(x+9)(x+10)=0 试解方程：2/(x+1)(x+2) + 2/(x+2)(x+3)＋ … ＋2/(x+10)(x+11)=5x/(x+1)(x+11) 10X(4x+1)+x-10x+4x+1=63怎么解 1/3x=x-240 x=?求x 解方程 40%x+2=12 x+25%x=10 x-30%x=1.4 15x-60=240 x+1解方程40%x+2=12x+25%x=10x-30%x=1.415x-60=240x+129%x=88 x(x+1)-x(x-1)=188怎么解, x(x+1)-x(x-1)=188怎么解, x+x+1=(10x+x+1)×5 解55/x=(x-2)+(x-1)/x