Respuesta :

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[tex] \frac{k}{2} + 1 - 1k = -2k [/tex]
Simplify
[tex] \frac{1}{2} k +1-k=-2k[/tex]
[tex] \frac{-1}{2} k+1=-2k[/tex]
[tex] \frac{3}{2} k+1=0[/tex]
[tex] \frac{3}{2} k =-1[/tex]
[tex]k=-1* \frac{2}{3} k= -2/3 [/tex]