Solve this system of equations using any method.
3x – y = 4
x + 2y = 13

A. (–1, 7)

B. (4, 8)

C. (5, 11)

D. (3, 5)

~will give medal!~

Question

Solve this system of equations using any method.
3x – y = 4
 x + 2y = 13

A. (–1, 7)

B. (4, 8) 

C. (5, 11) 

D. (3, 5)

~will give medal!~

anonymous · Answer

ok, give me a minute to work it out.

anonymous · Answer

http://answers.yahoo.com/question/index?qid=20070725193913AAa90WY

anonymous · Answer

it has that question and ur other ones. and answers/

anonymous · Answer

I cant figure it out, just listen to siega. :) sorry.

anonymous · Answer

thats not the right questions though there wrong i went to go look at it. And there all the wrong questions

anonymous · Answer

$$3x – y = 4$$$$ x + 2y = 13 $$ multiply the first equation by 2, get 
$$6x-2y=8$$$$x+2y=13$$ add to get 
$$7x=21$$ so $x=3$

anonymous · Answer

So is it d?

anonymous · Answer

i don't know i didn't look

anonymous · Answer

yes.

anonymous · Answer

D. (3, 5)

anonymous · Answer

yeah, it is D