若32a?1和31?3b互為相反數(shù),求a/b的值為_.
優(yōu)質(zhì)解答
∵
和
互為相反數(shù),
∴2a-1=-(1-3b),
2a=3b,
和
互為相反∴
=
,
故答案為:
.
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