3x+1/2-10x+1/6=xx-1/0.2=1+x/0.5
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3x+1/2-10x+1/6=xx-1/0.2=1+x/0.53x+1/2-10x+1/6=xx-1/0.2=1+x/0.53x+1/2-10x+1/6=xx-1/0.2=1+x/0.53x+1/2-
3x+1/2-10x+1/6=xx-1/0.2=1+x/0.5
3x+1/2-10x+1/6=x
x-1/0.2=1+x/0.5
3x+1/2-10x+1/6=xx-1/0.2=1+x/0.5
3x+1/2-10x+1/6=x
x=9分之1
x-1/0.2=1+x/0.5
x=3分之7
题1 移项
1/2+1/6=x-3x+10x
2/3=8x
x=1/12
题2
x-5=1+2x
-5=1+x
x=-6
7/xx+x+1/xx-1=2/xx-x
解方程1/(xx+x)+1/(xx+3x+2)+1/(xx+5x+6)+1/(xx+7x+12)+1/(xx+9x+20)=5/(xx+11x-7
解方程1/(xx+x)+1/(xx+3x+2)+1/(xx+5x+6)+1/(xx+7x+12)+1/(xx+9x+20)=5/(xx+11x-708)
3x+1/2-10x+1/6=xx-1/0.2=1+x/0.5
求一个数独答案X X X 9 X X X 8 2 X 6 3 X X 1 4 X 99 X 8 X X X X X XX X X 6 7 X 3 X XX 4 6 X 5 X 2 9 XX X 7 X 2 3 X X XX X X X X X 7 X 17 X 4 3 X X 6 2 X6 3 X X X 7 X X X
7/(XX+X)+1/(xx-x) =6/(xx-1)
解分式方程7/(XX+X)+1/(xx-x) =6/(xx-1)
7/(XX+X)+1/(xx-x) =6/(xx-1)
已知:3x=xx-x+1求(xxxx+xx+1)分之xx
1,2,3,4,5,6,7,8,9,九个数字XX除X=XX除X=XX除X
解方程:3x/(xx-1)+(xx-1)/3x=5/2
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题目是 (1) XX*X=XX X*X=XX X为未知数分别将1到9的9个数填入不能重复 *为乘号 (2)XX/X=X X/X=XX/ X X为
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