vikki101 vikki101

19-12-2016
Mathematics

contestada

Did i do this right?? I dont look right @ all to me..

Did i do this right I dont look right all to me class=

Respuesta :

charstar charstar

19-12-2016

You didn't, you mistook the 9 to be a like term with 7k.
What yo actually have to do is:
7k= 6k+9
-6k -6k
k=9

Hope this helps :)

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