一.选择题(每小题2分,共20分).-2009与x互为相反数,下列结论正确的是( ).-2009与x互为相反数,下列结论正确的是( )A.x=2009 B. C.-2009x=1 D..-2009与x互为相反数,下
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![一.选择题(每小题2分,共20分).-2009与x互为相反数,下列结论正确的是( ).-2009与x互为相反数,下列结论正确的是( )A.x=2009 B. C.-2009x=1 D..-2009与x互为相反数,下](/uploads/image/z/14676262-70-2.jpg?t=%E4%B8%80%EF%BC%8E%E9%80%89%E6%8B%A9%E9%A2%98%EF%BC%88%E6%AF%8F%E5%B0%8F%E9%A2%982%E5%88%86%2C%E5%85%B120%E5%88%86%EF%BC%89%EF%BC%8E%EF%BC%8D2009%E4%B8%8Ex%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%2C%E4%B8%8B%E5%88%97%E7%BB%93%E8%AE%BA%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89%EF%BC%8E%EF%BC%8D2009%E4%B8%8Ex%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%2C%E4%B8%8B%E5%88%97%E7%BB%93%E8%AE%BA%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88+++++%EF%BC%89A%EF%BC%8Ex%3D2009++++B%EF%BC%8E+++++C%EF%BC%8E%EF%BC%8D2009x%3D1+++++D%EF%BC%8E%EF%BC%8E%EF%BC%8D2009%E4%B8%8Ex%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%EF%BC%8C%E4%B8%8B)
一.选择题(每小题2分,共20分).-2009与x互为相反数,下列结论正确的是( ).-2009与x互为相反数,下列结论正确的是( )A.x=2009 B. C.-2009x=1 D..-2009与x互为相反数,下
一.选择题(每小题2分,共20分).-2009与x互为相反数,下列结论正确的是( )
.-2009与x互为相反数,下列结论正确的是( )
A.x=2009 B. C.-2009x=1 D.
.-2009与x互为相反数,下列结论正确的是( )
A.x=2009 B.x=1/2009 C.-2009x=1 D.x/2009=-1
一.选择题(每小题2分,共20分).-2009与x互为相反数,下列结论正确的是( ).-2009与x互为相反数,下列结论正确的是( )A.x=2009 B. C.-2009x=1 D..-2009与x互为相反数,下
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