化简:2(x-3y)-3(2x-y) (8a-7b)-2(2a-3b) 2a-[a+(2a-2)]
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/03 19:25:25
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化简:{2/3x-2/(x+y)[(x+y)/3x-x-y]}/(x+y)/x
化简3x-2/(x+y)[(x+y)/3x-x-y]÷(x-y)/x
化简:(x-3y)(x+y)-(x-2y)(x+2y)-(x-y)平方
化简:5(x-y)+2(x+y)-3(x-y)
化简3(x-y)-7(x--y)+2(y-x)
2(x-y)²-3(x-y)(-y-x)
(x+y)-(x-y)^3÷(x-y)(x+y)×2y化简e ,
化简(X-2Y)-(Y-3X)
x(x-y)2-(y-x)3
[2/3x-2/x+y(x+y/3x-x-y)]/x-y/x
计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x
化简(x-3y)(3x+y)-(2x-3y)(2x-3y)
(2x+3y)(3x-2y)-(x-2y)(x+2y)化简
化简 [(x-y)^2(x+y)^-2/2(x+y)^2(x-y)^-2]^-3
化简:[(x+2y)^2-(x+y)(3x-y)-5y^2]/2x
(2x+3y)(x-2y)-(y+2x)(2x-y) 化简
[(x-2y)²+(x+y)(3x-y)-3y²]÷2x化简。
化简(2x+3y)(x-y)-(y+2x)(2x-y)