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数学
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已知2x-3和1+4x互为相反数，则x= ___ ．
人气：149 ℃ 时间：2020-07-20 02:27:49
解答
∵2x-3和1+4x互为相反数，
∴2x-3+（1+4x）=0，
解得：x=
1
3
．
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