SOLUTION: I have a question for you regarding the substitution method. Solve the system with the substitution method. x=4y-3 -3x-y=0 Thank you for your assistance!

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Question 23262: I have a question for you regarding the substitution method.
Solve the system with the substitution method.
x=4y-3
-3x-y=0
Thank you for your assistance!
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
1st: x=4y-3
2nd: 3x+y = 0
Substitute 1st into 2nd to get:
3(4y-3)+y =0
12y-9+y=0
13y = 9
y = 9/13
Substitute into 1st to get:
x = 4(9/13)-3
x = 36/13 - 39/13
x = -3/13
So, solution is x=-3/13; y= 9/13
Cheers,
Stan H.