4x-4(100-x)=368
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4x-4(100-x)=3684x-4(100-x)=3684x-4(100-x)=3684x-4(100-x)=3684x-400+4x=3688x=768x=96
4x-4(100-x)=368
4x-4(100-x)=368
4x-4(100-x)=368
4x-4(100-x)=368
4x-400+4x=368
8x=768
x=96
x-2x+3x-4x+5x.+99x-100x=25求解
2x+3x+4x+5x+x+6x+7x=100
X+X+2+X+4-(X+4)=26
(16x^4+4x^2+x)/x=?
4x-4(100-x)=368
解方程:2x+4x+6x...+100x=1-(x+3x+5x+...+99x)
1x+2x+3x+4x+5x+6x+7x…+99x=100
解方程:(x-8)/(x-3)-(x-9)/(x-4)=(x+7)/(x+8)-(x+2)/(x+3)
解方程:x-2x+3x-4x+...+99x-100x=25
解方程:x-2x+3x-4x+.+99x-100x=25
x-2x+3x-4x+...+99x-100x=25
3/x-1=4/x 6/x+1=x+5/x(x+1)
x^4表示( ) A.4x B.x+x+x+x c.x*x*x*x D.x+4
先化简再求值先化简再求值:(x-x/x+1)(x+1/x^2+4x+4)(x^2-4/x^2-2x),其中x=-0.5
先化简再求值(x+3x+5x+7x+.+101x)-(2x+4x+6x+...100x),其中x=51分之2
已知x^4+x^3+x^3+x^2+x^1+1=0,求x^100+x^99+x^98+x^97+x^96的值
(x-4)+(x+4)+x÷4+4x=100
(X-3分之x-1-x分之x-4)除以x的平方+3x分之(x+3)(x-2),其中(x-1)(x-2)=0