Respuesta :

Answer:

b

Step-by-step explanation:

webbmayci
A and D
Explanation
So start with the equation in the question
6(7x-x) multiply 6(7x) and 6(-x) and add
So,
(42x)+(-6x)=36x
D matches 36x=36x
A also matches since 6(6x)=36x