SOLUTION: Solve the system by addition or substitution. 3x + 6y = 0 x=2/3 Please help. Thanks you so much.

Algebra ->  Expressions-with-variables -> SOLUTION: Solve the system by addition or substitution. 3x + 6y = 0 x=2/3 Please help. Thanks you so much.      Log On


   

Question 27027: Solve the system by addition or substitution.
3x + 6y = 0
x=2/3
Please help.
Thanks you so much.
Answer by mbarugel(146) About Me  (Show Source):
You can put this solution on YOUR website!
If x = 2/3, then we can substitute this value into the first equation:
3x+%2B+6y+=+0
3%2A%282%2F3%29+%2B+6y+=+0
2+%2B+6y+=+0
6y+=+-2
y+=+-2%2F6
y+=+-1%2F3
The solution to this system is x=2/3 and y=-1/3