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；[5(x-y)-3(x-y)-(x-y)+2(x-y)]-2(x-y)化简 (2x-3y)-(5x-y)去括号 (2x+3y)-(5x-y)去括号 3x-【(y-x)-2x-y】 去括号, (3+x)(3+y)去括号 +5x(-1+y)怎么去括号? 3(x+y)平方怎么去括号 3(x-y)平方怎么去括号 —[—(3x-y)]去括号. —[—(3x-y)]去括号. 去括号x-3(y-1) 去括号3（x-y)-2(2x-y)= x-(3x+y)+(x-5y）去括号,合并同类项 x+(-y+3) x-(-3-y) -(x-y)+3 3-(X+Y) 怎样去括号?快 去括号(4x-3y)-[-(3-x)+(x-y)]-5x 还是去括号4xy²-3x²y-{3x²+xy²-[2xy²-4x²y+(x²y-2xy²)]} -（-5x+y)-3(2x-3y)去括号再合并同类项求解如题啦 5（2x-7y)-3(4x-10y) 去括号,再合并同类项,