若整式(2x²+3ax-x+4)-(3x²-5ax+2x)+(x²-ax+6)的值与x无关,试确定a的值
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若整式(2x²+3ax-x+4)-(3x²-5ax+2x)+(x²-ax+6)的值与x无关,试确定a的值
若整式(2x²+3ax-x+4)-(3x²-5ax+2x)+(x²-ax+6)的值与x无关,试确定a的值
若整式(2x²+3ax-x+4)-(3x²-5ax+2x)+(x²-ax+6)的值与x无关,试确定a的值
七分之三
是初二的吗?