vikki101
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 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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