(20+x-16)(200-x/1*10)=1350
(X-X*20%-18-(X-X*20%-18)*10%=X*1/2-3(过程)
若1+x+x*x+x*x*x=0,求x+x*x+x*x*x+.+x(2000次幂)
(x/x-1)+(5x-2)/x*x-x=1 求x(有图)
(x+1/x)(x-1/x)=16求x,
(2x-2)(x-1)=0 x(x-5)=5x-10
解方程:2x(x-2)-6x(x-1)=4x(1-x)+16.
1)x+1/x=3,求x^10+x^5+1/x^5+1/x^10的值
(1) x+3x=-16
(X-16)[200-(X-20)*10]=1350怎么做?
(20+x-16)(200-10x)=1350解方程
5*(x-2)=4*(x+3) 2x+(50-x)*4=140 3x-(8-x)=20*4 200x=(x-0.5)*2
求解几道方程.1/2x-20+1/2【x-(1/2x-20)】+20=x-50 x/(200-400/3)+x/(200