What is the solution of the system? Use substitution. y = x + 6 y = 2x

A. (6, 12)

B. (–12, –6)

C. (–6, –12)

D. (2, 4)

Question

What is the solution of the system? Use substitution. y = x + 6 y = 2x

A. (6, 12)	

B. (–12, –6)	

C. (–6, –12)	

D. (2, 4)

anonymous · Answer

A(6;12)

myininaya · Answer

@Palmo4ka Please provide the steps in getting the solution.  It is against the code of conduct just to give answers only.
So we have
y=x+6
y=2x

This tells us we can replace y in the first equation with 2x
giving us
2x=x+6
Now subtract x on both sides

anonymous · Answer

I already gave the answer to this question http://openstudy.com/study#/updates/4f9308bce4b000ae9ec9cf8a

myininaya · Answer

@ericbob please don't post duplicate questions. If you aren't getting enough attention in your question, try posting a link to it in the chats.  
@palmo4ka and again sorry.