skyking5431 skyking5431

26-03-2018
Mathematics

contestada

I have the answer I just am a little confused as to how the got it. :/

I have the answer I just am a little confused as to how the got it class=

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jdoe0001 jdoe0001

26-03-2018

[tex]\bf \cfrac{19-r}{9}=18\implies 19-r=(9)18\implies 19-r=162 \\\\\\ 19=162+r\implies 19-162=r\implies -143=r[/tex]

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