Solve 7x-c=k for x. help pleaseeee

Answer:
A.
Step-by-step explanation:
[tex]7x-c = k[/tex]
we add c both sides:
[tex]7x-c+c= k+c[/tex]
[tex]7x= k+c[/tex]
then we divide by 7 both sides:
[tex]\frac{7x}{7}= \frac{k+c}{7}[/tex]
[tex]x= \frac{k+c}{7}[/tex].