SOLUTION: x + 2y =0 3x + 4y =4

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Question 1017926: x + 2y =0
3x + 4y =4
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
x = -2y
3x + 4y = 4

Use substitution.

3(-2y) + 4y = 4
-2y = 4
y = -2

solution: (x, y) = (4, -2)