Answer :

Answer:

Step-by-step explanation:

(-3x+x)=kx+9 ​

-2x=kx+9

-2x-kx=9

x(-2-k)=9

x=9/(-2-k)

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Answer:x =-9/k+2

Step-by-step explanation:

-3x + x =kx +9

-2x=kx +9

-9=kx +2x

-9=x(k+2)

-9/k +2  = x

therefore, x= -9/k +2

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