(x-1)²分之3减去(x-1)²分之3x等于多少?-搜答案-智慧作业帮

(x+2)/(x-2)-1=3/(x²-4)(x+2-x+2)/(x-2)=3/(x-2)(x+2)(x≠2)4=3/(x+2)4x+8=34x=-5x=-5/4你的题目不够清晰

3/(x-1)^2-3x/(x-1)^2=3/(x-1)^2*(1-x)=3/(1-x)再问：请问那个下滑线是分之的意思吗？再答：是“/"吧，可以是除号或分数中间的一横。再问：哦，意思答案就是（1-x

把x移到一边3分之2减3等于8x减2分之1x-7/3=15x/2x=-14/45

(x+1)/(x^2-x)-1/3x=(x+5)/(3x-3)3(x+1)/(x^2-x)-1/x=(x+5)/(x-1)3(x+1)-(x-1)=x(x+5)3x+3-x+1=x^2+5x2x+4=

-2/x+8/(x+2)-2/(x+1)1-2a

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方程两边分别通分,得[(x+2)(x+3)-(x+1)(x+4)]/[(x+1)(x+3)]=[(x+6)(x+7)-(x+8

你要说的是：（x+2）分之（x+1）减去（x+3）分之（x+2）等于(x+7)分之1减去(x+6)分之1解方程(x+1)/(x+2)-(x+2)/(x+3)=1/(x+7)-1/(x+6)通分得[(x

x+2分之1减去x²-4分之4x减去x-2分之2等于x²-4分之x-2减去x²-4分之4x减去x²-4分之2x+4等于x²-4分之x-2减4x减2x-

解分式方程输入很辛苦.经检验X=7/2是原方程的解.

(5/12-1/4）*x=1/31/6*x=1/3x=22/3-8x=x/22/3=8.5xx=1/51

(x-1)/3-(x+2)/6=(4-x)/2等式两边同乘6得：2(x-1)-(x+2)=3(4-x)去括号：2x-2-x-2=12-3x移项：4x=16x=4

x-(x-1)/2=2-(x+2)/3等式两边同时乘以6得6x-3(x-1)=12-2(x+2)6x-3x+3=12-2x-43x+3=8-2x5x=5x=1

(x^2-1)/2-(x-2)/3=x^23x^2-3-2(x-2)=6x^23x^2-3-2x+4=6x^23x^2+2x-1=0(3x-1)(x+1)=0所以x=1/3或x=-1

(x-1)(x-3)(x-4)(x-5)-(x-1)(x-2)(x-3)(x-5)=(x-1)(x-2)(x-4)(x-5)-(x-1)(x-2)(x-3)(x-4)(x-1)(x-3)(x-5)(x

原式,3/5X-1/4=1/3移项得,3/5X=1/3+1/4化简得,3/5X=7/12两边同时除以3/5得,X=35/36

x+4=3x=7

写得有点……希望能帮到你,↖(^ω^)↗

x/(x-3)-(x+6)/(x^2-3x)+1/x=[x^2-(x+6)+(x-3)]/x(x-3)=(x^2-9)/x(x-3)=(x+3)/x.

X^2/X-2-X/X-2-1+X/2-XX^2-X/X-2-1+X/2-XX^2-X/X-2+1+X/X-2X^2-1/X-2这么简单的题咋能用此乃的口吻～?比我还悲伤