Respuesta :
Answer D.
Explanation:
7(1-k) to solve that you have to multiply 7 for 1 and for -k
You get 7 - 7k
If you have to factorize 7-7k you do the GCD between 7 and 7k (it's 7!) and then divide 7 and -7k by 7
You get 7(1-k)
Hope it was clear
Explanation:
7(1-k) to solve that you have to multiply 7 for 1 and for -k
You get 7 - 7k
If you have to factorize 7-7k you do the GCD between 7 and 7k (it's 7!) and then divide 7 and -7k by 7
You get 7(1-k)
Hope it was clear
The answer is d because 7 times 1 =7 and 7 times -k is -7k
d.7(1-k) and 7-7k