3(x+2)=5(2x-3)
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3(x+2)=5(2x-3)
![3(x+2)=5(2x-3)](/uploads/image/z/19091722-58-2.jpg?t=3%28x%2B2%29%3D5%282x-3%29)
![](http://img.wesiedu.com/upload/6/4c/64c417c9133fc18027771af05285f713.jpg)
再问: 4(x+3)=7(x-3)-6
再答:
![](http://img.wesiedu.com/upload/9/6c/96c5aa70237a1f68a71192c747688007.jpg)
再问: 8y-3(3y+2)=6
再答:
![](http://img.wesiedu.com/upload/0/0d/00d4faed5b7ba20591ea6e6d3c1fafe3.jpg)
再问:
![](http://img.wesiedu.com/upload/1/83/183edb9d104314f131c8b14476e3aa61.jpg)
再答: 看不清呀~
再问:
![](http://img.wesiedu.com/upload/8/8e/88ede5b652508d5dd1f1a5f91d9d1964.jpg)
再问: 3x-7(x-1)=3-2(x+3)
再答:
![](http://img.wesiedu.com/upload/7/16/716e2f602d17398cc480498a7e4dceb4.jpg)
再答: 这是第二个
再答:
![](http://img.wesiedu.com/upload/5/3b/53b89ff776a3303e23f5681a8ecf61ba.jpg)
再答: 这是第一个
再问: 5(2x+1)-3(22x+11)=4(6x+3)
再答: 上头写了
再问: 哦
再问:
![](http://img.wesiedu.com/upload/6/fb/6fb20210052acd292c5d624d98447d12.jpg)
再问: 在?
再问:
![](http://img.wesiedu.com/upload/0/92/0929f987d4cdc313286e23e8884ba9fe.jpg)
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
2x+3x+4x+5x+x+6x+7x=100
5[x^2-x]=3[x^2+x]
(2x-1)/(x-1)(x-2)=(x-5)/(x-2)(x-3) x/2x^2-11x-21=(x+7)/x^2-1
已知1+x+x^2+x^3=0,求x+x^2+x^3+x^4+x^5+x^6+x^7+x^8的值
y=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10)的导数在x=1
设函数f(x)=(x-1)(x-2)(x-3)(x-4)(x-5)(x-6)(x-7)(x-8)(x-9)(x-10),
解方程(x-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)
解方程(x+1/x+2)-(x+2/x+3)=(x+5/x+6)-(x+6/x+7)
解方程:x+2/x+1-x+3/x+2=x+6/x+5-x+7/x+6