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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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