合并同类项：-6x²y-x+5x²y-2x+x³y+3x

来源：学生作业学帮网 编辑：学帮网 时间：2024/06/05 04:50:36

合并同类项：-6x²y-x+5x²y-2x+x³y+3x

-6x²y-x+5x²y-2x+x³y+3x
=-6x²y+5x²y-x-2x+3x+x³y
=-x²y+x³y