Question

I'd appreciate help.
What is the value of the y variable in the solution to the following system of equations?
3x - 6y = 12
-2x + 3y = 6

Answer 1

You can use Matrices to solve this question.

Answer 2

I'm not familiar with that method.

Answer 3

do you know elimination method ?

Answer 4

That is the one I know , I solved it in- correctly using it that's why I came here :)

Answer 5

do u still need help?

Answer 6

Yesh :l

Answer 7

alright

Answer 8

How should I do this correctly?

Answer 9

here go watch this video this should help :) http://www.mathhelp.com/lessons/secure/free_math_lesson-v2.php?id=2060&brand=pmfree&lp=ls
its a similar problem to yours :)

Answer 10

so basically u do this :