Respuesta :

MarkV
Hi there! The answer is x = -3/k.

[tex]kx + 7 = 4[/tex]
First we subtract 7 from both sides.

[tex]kx = - 3[/tex]
Now divide (both sides) by k.

[tex] \frac{kx}{k} = - \frac{3}{k} [/tex]
[tex]x = - \frac{3}{k} [/tex]



choixongdong
Kx + 7 = 4
kx = -3
  x = -3/k

answer

x= -3/k