3x-3x/5-25%*3x-6500=x+6500怎么解
3x-3x/5-25%*3x-6500=x+6500怎么解
3x-1+5x=7x+x-3x这个方程怎么解
用递归法求y=x-(x*x*x/3!)+(x*x*x*x*x/5!)-(x*x*x*x*x*x*x/7!)+.
7x(x-6)+3x=4x(2x+5)怎么解这个方程
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
(6500/3x)-(500/x)=20.怎么解
(x+5)²-(x-2)(x-3) =x²+10x+25-(x²-5x+6) *5x怎么来
X-2分之X=X-5分之X-4怎么解?还有X减3分之X等于X减1分之X+1
7x-3(2/3x+1/5x)-(x+2/5x)+2x,=5x怎么求出
解方程(x-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)
解方程:(x+3)/(x+2)-(x+5)/(x+4)=(x+7)/(x+6)-(x+9)/(x+8)