如果12-3(9+m)与-5(m-4)互为相反数,那么m的值为多少?
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如果12-3(9+m)与-5(m-4)互为相反数,那么m的值为多少?如果12-3(9+m)与-5(m-4)互为相反数,那么m的值为多少?如果12-3(9+m)与-5(m-4)互为相反数,那么m的值为多
如果12-3(9+m)与-5(m-4)互为相反数,那么m的值为多少?
如果12-3(9+m)与-5(m-4)互为相反数,那么m的值为多少?
如果12-3(9+m)与-5(m-4)互为相反数,那么m的值为多少?
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m=5/8(当两数互为相反数是,它们相加等于0)
如果12-3(9+m)与-5(m-4)互为相反数,那么m的值为多少?
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m-2m-3m+4m-5m-6m+7m-8m-9m+.+2002m-2003m-2004m
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通分m-5/m^2-9与2/3-m.
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