Answer:
Step-by-step explanation:
(-3x+x)=kx+9
-2x=kx+9
-2x-kx=9
x(-2-k)=9
x=9/(-2-k)
Answer:x =-9/k+2
-3x + x =kx +9
-2x=kx +9
-9=kx +2x
-9=x(k+2)
-9/k +2 = x
therefore, x= -9/k +2
