整体去括号;化简[5(x-y)-3(x-y)-(x-y)+2(x-y)]-2(x-y)

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整体去括号;化简[5(x-y)-3(x-y)-(x-y)+2(x-y)]-2(x-y)
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整体去括号;化简[5(x-y)-3(x-y)-(x-y)+2(x-y)]-2(x-y)
整体去括号;化简[5(x-y)-3(x-y)-(x-y)+2(x-y)]-2(x-y)

整体去括号;化简[5(x-y)-3(x-y)-(x-y)+2(x-y)]-2(x-y)
[5(x-y)-3(x-y)-(x-y)+2(x-y)]-2(x-y)
=(5-3-1+2)(x-y)-2(x-y)=(3-2)(x-y)=x-y